402840906

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^2\times {\mathrm{751}}^1$

素因数の和:828

約数の個数: 72

約数和(自身を含む): 913219776

約数和(自身を除く): 510378870

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 169, 299, 338, 507, 529, 598, 751, 897, 1014, 1058, 1502, 1587, 1794, 2253, 3174, 3887, 4506, 6877, 7774, 9763, 11661, 13754, 17273, 19526, 20631, 23322, 29289, 34546, 41262, 51819, 58578, 89401, 103638, 126919, 178802, 224549, 253838, 268203, 380757, 397279, 449098, 536406, 673647, 761514, 794558, 1191837, 1347294, 2383674, 2919137, 5164627, 5838274, 8757411, 10329254, 15493881, 17514822, 30987762, 67140151, 134280302, 201420453, 402840906]

約数ペア:

[(1, 402840906), (2, 201420453), (3, 134280302), (6, 67140151), (13, 30987762), (23, 17514822), (26, 15493881), (39, 10329254), (46, 8757411), (69, 5838274), (78, 5164627), (138, 2919137), (169, 2383674), (299, 1347294), (338, 1191837), (507, 794558), (529, 761514), (598, 673647), (751, 536406), (897, 449098), (1014, 397279), (1058, 380757), (1502, 268203), (1587, 253838), (1794, 224549), (2253, 178802), (3174, 126919), (3887, 103638), (4506, 89401), (6877, 58578), (7774, 51819), (9763, 41262), (11661, 34546), (13754, 29289), (17273, 23322), (19526, 20631)]