28227186

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1699}}^1$

素因数の和:1791

約数の個数: 48

約数和(自身を含む): 66830400

約数和(自身を除く): 38603214

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 213, 234, 426, 639, 923, 1278, 1699, 1846, 2769, 3398, 5097, 5538, 8307, 10194, 15291, 16614, 22087, 30582, 44174, 66261, 120629, 132522, 198783, 241258, 361887, 397566, 723774, 1085661, 1568177, 2171322, 3136354, 4704531, 9409062, 14113593, 28227186]

約数ペア:

[(1, 28227186), (2, 14113593), (3, 9409062), (6, 4704531), (9, 3136354), (13, 2171322), (18, 1568177), (26, 1085661), (39, 723774), (71, 397566), (78, 361887), (117, 241258), (142, 198783), (213, 132522), (234, 120629), (426, 66261), (639, 44174), (923, 30582), (1278, 22087), (1699, 16614), (1846, 15291), (2769, 10194), (3398, 8307), (5097, 5538)]