398320768

素因数分解:

$2^7\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:477

約数の個数: 64

約数和(自身を含む): 810777600

約数和(自身を除く): 412456832

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 127, 128, 214, 229, 254, 428, 458, 508, 856, 916, 1016, 1712, 1832, 2032, 3424, 3664, 4064, 6848, 7328, 8128, 13589, 13696, 14656, 16256, 24503, 27178, 29083, 29312, 49006, 54356, 58166, 98012, 108712, 116332, 196024, 217424, 232664, 392048, 434848, 465328, 784096, 869696, 930656, 1568192, 1739392, 1861312, 3111881, 3136384, 3722624, 6223762, 12447524, 24895048, 49790096, 99580192, 199160384, 398320768]

約数ペア:

[(1, 398320768), (2, 199160384), (4, 99580192), (8, 49790096), (16, 24895048), (32, 12447524), (64, 6223762), (107, 3722624), (127, 3136384), (128, 3111881), (214, 1861312), (229, 1739392), (254, 1568192), (428, 930656), (458, 869696), (508, 784096), (856, 465328), (916, 434848), (1016, 392048), (1712, 232664), (1832, 217424), (2032, 196024), (3424, 116332), (3664, 108712), (4064, 98012), (6848, 58166), (7328, 54356), (8128, 49006), (13589, 29312), (13696, 29083), (14656, 27178), (16256, 24503)]