1231211264

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{282907}}^1$

素因数の和:282940

約数の個数: 36

約数和(自身を含む): 2602187784

約数和(自身を除く): 1370976520

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 282907, 565814, 1131628, 2263256, 4526512, 4809419, 9053024, 9618838, 18106048, 19237676, 36212096, 38475352, 72424192, 76950704, 153901408, 307802816, 615605632, 1231211264]

約数ペア:

[(1, 1231211264), (2, 615605632), (4, 307802816), (8, 153901408), (16, 76950704), (17, 72424192), (32, 38475352), (34, 36212096), (64, 19237676), (68, 18106048), (128, 9618838), (136, 9053024), (256, 4809419), (272, 4526512), (544, 2263256), (1088, 1131628), (2176, 565814), (4352, 282907)]