388976624

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{7963}}^1$

素因数の和:8085

約数の個数: 40

約数和(自身を含む): 782128512

約数和(自身を除く): 393151888

約数列:

[1, 2, 4, 8, 16, 43, 71, 86, 142, 172, 284, 344, 568, 688, 1136, 3053, 6106, 7963, 12212, 15926, 24424, 31852, 48848, 63704, 127408, 342409, 565373, 684818, 1130746, 1369636, 2261492, 2739272, 4522984, 5478544, 9045968, 24311039, 48622078, 97244156, 194488312, 388976624]

約数ペア:

[(1, 388976624), (2, 194488312), (4, 97244156), (8, 48622078), (16, 24311039), (43, 9045968), (71, 5478544), (86, 4522984), (142, 2739272), (172, 2261492), (284, 1369636), (344, 1130746), (568, 684818), (688, 565373), (1136, 342409), (3053, 127408), (6106, 63704), (7963, 48848), (12212, 31852), (15926, 24424)]