221347854

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7949}}^1$

素因数の和:7994

約数の個数: 96

約数和(自身を含む): 625060800

約数和(自身を除く): 403712946

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 51, 63, 78, 91, 102, 117, 119, 126, 153, 182, 221, 234, 238, 273, 306, 357, 442, 546, 663, 714, 819, 1071, 1326, 1547, 1638, 1989, 2142, 3094, 3978, 4641, 7949, 9282, 13923, 15898, 23847, 27846, 47694, 55643, 71541, 103337, 111286, 135133, 143082, 166929, 206674, 270266, 310011, 333858, 405399, 500787, 620022, 723359, 810798, 930033, 945931, 1001574, 1216197, 1446718, 1756729, 1860066, 1891862, 2170077, 2432394, 2837793, 3513458, 4340154, 5270187, 5675586, 6510231, 8513379, 10540374, 12297103, 13020462, 15810561, 17026758, 24594206, 31621122, 36891309, 73782618, 110673927, 221347854]

約数ペア:

[(1, 221347854), (2, 110673927), (3, 73782618), (6, 36891309), (7, 31621122), (9, 24594206), (13, 17026758), (14, 15810561), (17, 13020462), (18, 12297103), (21, 10540374), (26, 8513379), (34, 6510231), (39, 5675586), (42, 5270187), (51, 4340154), (63, 3513458), (78, 2837793), (91, 2432394), (102, 2170077), (117, 1891862), (119, 1860066), (126, 1756729), (153, 1446718), (182, 1216197), (221, 1001574), (234, 945931), (238, 930033), (273, 810798), (306, 723359), (357, 620022), (442, 500787), (546, 405399), (663, 333858), (714, 310011), (819, 270266), (1071, 206674), (1326, 166929), (1547, 143082), (1638, 135133), (1989, 111286), (2142, 103337), (3094, 71541), (3978, 55643), (4641, 47694), (7949, 27846), (9282, 23847), (13923, 15898)]