28013076

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1$

素因数の和:550

約数の個数: 144

約数和(自身を含む): 92461824

約数和(自身を除く): 64448748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 28, 34, 36, 39, 42, 51, 52, 63, 68, 78, 84, 91, 102, 117, 119, 126, 153, 156, 182, 204, 221, 234, 238, 252, 273, 306, 357, 364, 442, 468, 476, 503, 546, 612, 663, 714, 819, 884, 1006, 1071, 1092, 1326, 1428, 1509, 1547, 1638, 1989, 2012, 2142, 2652, 3018, 3094, 3276, 3521, 3978, 4284, 4527, 4641, 6036, 6188, 6539, 7042, 7956, 8551, 9054, 9282, 10563, 13078, 13923, 14084, 17102, 18108, 18564, 19617, 21126, 25653, 26156, 27846, 31689, 34204, 39234, 42252, 45773, 51306, 55692, 58851, 59857, 63378, 76959, 78468, 91546, 102612, 111163, 117702, 119714, 126756, 137319, 153918, 179571, 183092, 222326, 235404, 239428, 274638, 307836, 333489, 359142, 411957, 444652, 538713, 549276, 666978, 718284, 778141, 823914, 1000467, 1077426, 1333956, 1556282, 1647828, 2000934, 2154852, 2334423, 3112564, 4001868, 4668846, 7003269, 9337692, 14006538, 28013076]

約数ペア:

[(1, 28013076), (2, 14006538), (3, 9337692), (4, 7003269), (6, 4668846), (7, 4001868), (9, 3112564), (12, 2334423), (13, 2154852), (14, 2000934), (17, 1647828), (18, 1556282), (21, 1333956), (26, 1077426), (28, 1000467), (34, 823914), (36, 778141), (39, 718284), (42, 666978), (51, 549276), (52, 538713), (63, 444652), (68, 411957), (78, 359142), (84, 333489), (91, 307836), (102, 274638), (117, 239428), (119, 235404), (126, 222326), (153, 183092), (156, 179571), (182, 153918), (204, 137319), (221, 126756), (234, 119714), (238, 117702), (252, 111163), (273, 102612), (306, 91546), (357, 78468), (364, 76959), (442, 63378), (468, 59857), (476, 58851), (503, 55692), (546, 51306), (612, 45773), (663, 42252), (714, 39234), (819, 34204), (884, 31689), (1006, 27846), (1071, 26156), (1092, 25653), (1326, 21126), (1428, 19617), (1509, 18564), (1547, 18108), (1638, 17102), (1989, 14084), (2012, 13923), (2142, 13078), (2652, 10563), (3018, 9282), (3094, 9054), (3276, 8551), (3521, 7956), (3978, 7042), (4284, 6539), (4527, 6188), (4641, 6036)]