398831776

素因数分解:

$2^5\times 7^2\times {\mathrm{23}}^1\times {\mathrm{11059}}^1$

素因数の和:11106

約数の個数: 72

約数和(自身を含む): 953195040

約数和(自身を除く): 554363264

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 92, 98, 112, 161, 184, 196, 224, 322, 368, 392, 644, 736, 784, 1127, 1288, 1568, 2254, 2576, 4508, 5152, 9016, 11059, 18032, 22118, 36064, 44236, 77413, 88472, 154826, 176944, 254357, 309652, 353888, 508714, 541891, 619304, 1017428, 1083782, 1238608, 1780499, 2034856, 2167564, 2477216, 3560998, 4069712, 4335128, 7121996, 8139424, 8670256, 12463493, 14243992, 17340512, 24926986, 28487984, 49853972, 56975968, 99707944, 199415888, 398831776]

約数ペア:

[(1, 398831776), (2, 199415888), (4, 99707944), (7, 56975968), (8, 49853972), (14, 28487984), (16, 24926986), (23, 17340512), (28, 14243992), (32, 12463493), (46, 8670256), (49, 8139424), (56, 7121996), (92, 4335128), (98, 4069712), (112, 3560998), (161, 2477216), (184, 2167564), (196, 2034856), (224, 1780499), (322, 1238608), (368, 1083782), (392, 1017428), (644, 619304), (736, 541891), (784, 508714), (1127, 353888), (1288, 309652), (1568, 254357), (2254, 176944), (2576, 154826), (4508, 88472), (5152, 77413), (9016, 44236), (11059, 36064), (18032, 22118)]