138580911

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1621}}^1$

素因数の和:1716

約数の個数: 48

約数和(自身を含む): 242910720

約数和(自身を除く): 104329809

約数列:

[1, 3, 7, 9, 21, 23, 59, 63, 69, 161, 177, 207, 413, 483, 531, 1239, 1357, 1449, 1621, 3717, 4071, 4863, 9499, 11347, 12213, 14589, 28497, 34041, 37283, 85491, 95639, 102123, 111849, 260981, 286917, 335547, 669473, 782943, 860751, 2008419, 2199697, 2348829, 6025257, 6599091, 15397879, 19797273, 46193637, 138580911]

約数ペア:

[(1, 138580911), (3, 46193637), (7, 19797273), (9, 15397879), (21, 6599091), (23, 6025257), (59, 2348829), (63, 2199697), (69, 2008419), (161, 860751), (177, 782943), (207, 669473), (413, 335547), (483, 286917), (531, 260981), (1239, 111849), (1357, 102123), (1449, 95639), (1621, 85491), (3717, 37283), (4071, 34041), (4863, 28497), (9499, 14589), (11347, 12213)]