31638789

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 58777600

約数和(自身を除く): 27138811

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 79, 91, 117, 163, 189, 237, 273, 351, 489, 553, 711, 819, 1027, 1141, 1467, 1659, 2119, 2133, 2457, 3081, 3423, 4401, 4977, 6357, 7189, 9243, 10269, 12877, 14833, 14931, 19071, 21567, 27729, 30807, 38631, 44499, 57213, 64701, 90139, 115893, 133497, 167401, 194103, 270417, 347679, 400491, 502203, 811251, 1171807, 1506609, 2433753, 3515421, 4519827, 10546263, 31638789]

約数ペア:

[(1, 31638789), (3, 10546263), (7, 4519827), (9, 3515421), (13, 2433753), (21, 1506609), (27, 1171807), (39, 811251), (63, 502203), (79, 400491), (91, 347679), (117, 270417), (163, 194103), (189, 167401), (237, 133497), (273, 115893), (351, 90139), (489, 64701), (553, 57213), (711, 44499), (819, 38631), (1027, 30807), (1141, 27729), (1467, 21567), (1659, 19071), (2119, 14931), (2133, 14833), (2457, 12877), (3081, 10269), (3423, 9243), (4401, 7189), (4977, 6357)]