17940984975

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1155619}}^1$

素因数の和:1155661

約数の個数: 48

約数和(自身を含む): 34391251200

約数和(自身を除く): 16450266225

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 135, 207, 225, 345, 575, 621, 675, 1035, 1725, 3105, 5175, 15525, 1155619, 3466857, 5778095, 10400571, 17334285, 26579237, 28890475, 31201713, 52002855, 79737711, 86671425, 132896185, 156008565, 239213133, 260014275, 398688555, 664480925, 717639399, 780042825, 1196065665, 1993442775, 3588196995, 5980328325, 17940984975]

約数ペア:

[(1, 17940984975), (3, 5980328325), (5, 3588196995), (9, 1993442775), (15, 1196065665), (23, 780042825), (25, 717639399), (27, 664480925), (45, 398688555), (69, 260014275), (75, 239213133), (115, 156008565), (135, 132896185), (207, 86671425), (225, 79737711), (345, 52002855), (575, 31201713), (621, 28890475), (675, 26579237), (1035, 17334285), (1725, 10400571), (3105, 5778095), (5175, 3466857), (15525, 1155619)]