71490123

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 112020480

約数和(自身を除く): 40530357

約数列:

[1, 3, 9, 31, 43, 59, 93, 101, 129, 177, 279, 303, 387, 531, 909, 1333, 1829, 2537, 3131, 3999, 4343, 5487, 5959, 7611, 9393, 11997, 13029, 16461, 17877, 22833, 28179, 39087, 53631, 78647, 134633, 184729, 235941, 256237, 403899, 554187, 707823, 768711, 1211697, 1662561, 2306133, 7943347, 23830041, 71490123]

約数ペア:

[(1, 71490123), (3, 23830041), (9, 7943347), (31, 2306133), (43, 1662561), (59, 1211697), (93, 768711), (101, 707823), (129, 554187), (177, 403899), (279, 256237), (303, 235941), (387, 184729), (531, 134633), (909, 78647), (1333, 53631), (1829, 39087), (2537, 28179), (3131, 22833), (3999, 17877), (4343, 16461), (5487, 13029), (5959, 11997), (7611, 9393)]