28821528

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 58269672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 47, 51, 54, 68, 72, 94, 102, 108, 136, 141, 153, 167, 188, 204, 216, 282, 306, 334, 376, 408, 423, 459, 501, 564, 612, 668, 799, 846, 918, 1002, 1128, 1224, 1269, 1336, 1503, 1598, 1692, 1836, 2004, 2397, 2538, 2839, 3006, 3196, 3384, 3672, 4008, 4509, 4794, 5076, 5678, 6012, 6392, 7191, 7849, 8517, 9018, 9588, 10152, 11356, 12024, 14382, 15698, 17034, 18036, 19176, 21573, 22712, 23547, 25551, 28764, 31396, 34068, 36072, 43146, 47094, 51102, 57528, 62792, 68136, 70641, 76653, 86292, 94188, 102204, 133433, 141282, 153306, 172584, 188376, 204408, 211923, 266866, 282564, 306612, 400299, 423846, 533732, 565128, 613224, 800598, 847692, 1067464, 1200897, 1601196, 1695384, 2401794, 3202392, 3602691, 4803588, 7205382, 9607176, 14410764, 28821528]

約数ペア:

[(1, 28821528), (2, 14410764), (3, 9607176), (4, 7205382), (6, 4803588), (8, 3602691), (9, 3202392), (12, 2401794), (17, 1695384), (18, 1601196), (24, 1200897), (27, 1067464), (34, 847692), (36, 800598), (47, 613224), (51, 565128), (54, 533732), (68, 423846), (72, 400299), (94, 306612), (102, 282564), (108, 266866), (136, 211923), (141, 204408), (153, 188376), (167, 172584), (188, 153306), (204, 141282), (216, 133433), (282, 102204), (306, 94188), (334, 86292), (376, 76653), (408, 70641), (423, 68136), (459, 62792), (501, 57528), (564, 51102), (612, 47094), (668, 43146), (799, 36072), (846, 34068), (918, 31396), (1002, 28764), (1128, 25551), (1224, 23547), (1269, 22712), (1336, 21573), (1503, 19176), (1598, 18036), (1692, 17034), (1836, 15698), (2004, 14382), (2397, 12024), (2538, 11356), (2839, 10152), (3006, 9588), (3196, 9018), (3384, 8517), (3672, 7849), (4008, 7191), (4509, 6392), (4794, 6012), (5076, 5678)]