291214736

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{659}}^1$

素因数の和:1127

約数の個数: 40

約数和(自身を含む): 574516800

約数和(自身を除く): 283302064

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 389, 568, 659, 778, 1136, 1318, 1556, 2636, 3112, 5272, 6224, 10544, 27619, 46789, 55238, 93578, 110476, 187156, 220952, 256351, 374312, 441904, 512702, 748624, 1025404, 2050808, 4101616, 18200921, 36401842, 72803684, 145607368, 291214736]

約数ペア:

[(1, 291214736), (2, 145607368), (4, 72803684), (8, 36401842), (16, 18200921), (71, 4101616), (142, 2050808), (284, 1025404), (389, 748624), (568, 512702), (659, 441904), (778, 374312), (1136, 256351), (1318, 220952), (1556, 187156), (2636, 110476), (3112, 93578), (5272, 55238), (6224, 46789), (10544, 27619)]