39728475

素因数分解:

$3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{853}}^1$

素因数の和:898

約数の個数: 60

約数和(自身を含む): 76880496

約数和(自身を除く): 37152021

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 135, 207, 225, 345, 405, 575, 621, 675, 853, 1035, 1725, 1863, 2025, 2559, 3105, 4265, 5175, 7677, 9315, 12795, 15525, 19619, 21325, 23031, 38385, 46575, 58857, 63975, 69093, 98095, 115155, 176571, 191925, 294285, 345465, 490475, 529713, 575775, 882855, 1471425, 1589139, 1727325, 2648565, 4414275, 7945695, 13242825, 39728475]

約数ペア:

[(1, 39728475), (3, 13242825), (5, 7945695), (9, 4414275), (15, 2648565), (23, 1727325), (25, 1589139), (27, 1471425), (45, 882855), (69, 575775), (75, 529713), (81, 490475), (115, 345465), (135, 294285), (207, 191925), (225, 176571), (345, 115155), (405, 98095), (575, 69093), (621, 63975), (675, 58857), (853, 46575), (1035, 38385), (1725, 23031), (1863, 21325), (2025, 19619), (2559, 15525), (3105, 12795), (4265, 9315), (5175, 7677)]