16172456216

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{321239}}^1$

素因数の和:321312

約数の個数: 64

約数和(自身を含む): 37006848000

約数和(自身を除く): 20834391784

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 31, 56, 58, 62, 116, 124, 203, 217, 232, 248, 406, 434, 812, 868, 899, 1624, 1736, 1798, 3596, 6293, 7192, 12586, 25172, 50344, 321239, 642478, 1284956, 2248673, 2569912, 4497346, 8994692, 9315931, 9958409, 17989384, 18631862, 19916818, 37263724, 39833636, 65211517, 69708863, 74527448, 79667272, 130423034, 139417726, 260846068, 278835452, 288793861, 521692136, 557670904, 577587722, 1155175444, 2021557027, 2310350888, 4043114054, 8086228108, 16172456216]

約数ペア:

[(1, 16172456216), (2, 8086228108), (4, 4043114054), (7, 2310350888), (8, 2021557027), (14, 1155175444), (28, 577587722), (29, 557670904), (31, 521692136), (56, 288793861), (58, 278835452), (62, 260846068), (116, 139417726), (124, 130423034), (203, 79667272), (217, 74527448), (232, 69708863), (248, 65211517), (406, 39833636), (434, 37263724), (812, 19916818), (868, 18631862), (899, 17989384), (1624, 9958409), (1736, 9315931), (1798, 8994692), (3596, 4497346), (6293, 2569912), (7192, 2248673), (12586, 1284956), (25172, 642478), (50344, 321239)]