768781395

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{733}}^1$

素因数の和:1221

約数の個数: 64

約数和(自身を含む): 1452263040

約数和(自身を除く): 683481645

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 457, 459, 733, 765, 1371, 2199, 2285, 2295, 3665, 4113, 6597, 6855, 7769, 10995, 12339, 12461, 19791, 20565, 23307, 32985, 37383, 38845, 61695, 62305, 69921, 98955, 112149, 116535, 186915, 209763, 334981, 336447, 349605, 560745, 1004943, 1048815, 1674905, 1682235, 3014829, 5024715, 5694677, 9044487, 15074145, 17084031, 28473385, 45222435, 51252093, 85420155, 153756279, 256260465, 768781395]

約数ペア:

[(1, 768781395), (3, 256260465), (5, 153756279), (9, 85420155), (15, 51252093), (17, 45222435), (27, 28473385), (45, 17084031), (51, 15074145), (85, 9044487), (135, 5694677), (153, 5024715), (255, 3014829), (457, 1682235), (459, 1674905), (733, 1048815), (765, 1004943), (1371, 560745), (2199, 349605), (2285, 336447), (2295, 334981), (3665, 209763), (4113, 186915), (6597, 116535), (6855, 112149), (7769, 98955), (10995, 69921), (12339, 62305), (12461, 61695), (19791, 38845), (20565, 37383), (23307, 32985)]