918001035

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{457}}^1\times {\mathrm{911}}^1$

素因数の和:1393

約数の個数: 72

約数和(自身を含む): 1857076416

約数和(自身を除く): 939075381

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 457, 735, 911, 1371, 2205, 2285, 2733, 3199, 4113, 4555, 6377, 6855, 8199, 9597, 13665, 15995, 19131, 20565, 22393, 28791, 31885, 40995, 44639, 47985, 57393, 67179, 95655, 111965, 133917, 143955, 201537, 223195, 286965, 335895, 401751, 416327, 669585, 1007685, 1248981, 2008755, 2081635, 2914289, 3746943, 6244905, 8742867, 14571445, 18734715, 20400023, 26228601, 43714335, 61200069, 102000115, 131143005, 183600207, 306000345, 918001035]

約数ペア:

[(1, 918001035), (3, 306000345), (5, 183600207), (7, 131143005), (9, 102000115), (15, 61200069), (21, 43714335), (35, 26228601), (45, 20400023), (49, 18734715), (63, 14571445), (105, 8742867), (147, 6244905), (245, 3746943), (315, 2914289), (441, 2081635), (457, 2008755), (735, 1248981), (911, 1007685), (1371, 669585), (2205, 416327), (2285, 401751), (2733, 335895), (3199, 286965), (4113, 223195), (4555, 201537), (6377, 143955), (6855, 133917), (8199, 111965), (9597, 95655), (13665, 67179), (15995, 57393), (19131, 47985), (20565, 44639), (22393, 40995), (28791, 31885)]