388013556

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{8353}}^1$

素因数の和:8453

約数の個数: 72

約数和(自身を含む): 1066638720

約数和(自身を除く): 678625164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 79, 84, 98, 147, 158, 196, 237, 294, 316, 474, 553, 588, 948, 1106, 1659, 2212, 3318, 3871, 6636, 7742, 8353, 11613, 15484, 16706, 23226, 25059, 33412, 46452, 50118, 58471, 100236, 116942, 175413, 233884, 350826, 409297, 659887, 701652, 818594, 1227891, 1319774, 1637188, 1979661, 2455782, 2639548, 3959322, 4619209, 4911564, 7918644, 9238418, 13857627, 18476836, 27715254, 32334463, 55430508, 64668926, 97003389, 129337852, 194006778, 388013556]

約数ペア:

[(1, 388013556), (2, 194006778), (3, 129337852), (4, 97003389), (6, 64668926), (7, 55430508), (12, 32334463), (14, 27715254), (21, 18476836), (28, 13857627), (42, 9238418), (49, 7918644), (79, 4911564), (84, 4619209), (98, 3959322), (147, 2639548), (158, 2455782), (196, 1979661), (237, 1637188), (294, 1319774), (316, 1227891), (474, 818594), (553, 701652), (588, 659887), (948, 409297), (1106, 350826), (1659, 233884), (2212, 175413), (3318, 116942), (3871, 100236), (6636, 58471), (7742, 50118), (8353, 46452), (11613, 33412), (15484, 25059), (16706, 23226)]