78578577

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{761}}^1$

素因数の和:934

約数の個数: 48

約数和(自身を含む): 142646400

約数和(自身を除く): 64067823

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 149, 231, 447, 693, 761, 1043, 1341, 1639, 2283, 3129, 4917, 5327, 6849, 8371, 9387, 11473, 14751, 15981, 25113, 34419, 47943, 58597, 75339, 103257, 113389, 175791, 340167, 527373, 793723, 1020501, 1247279, 2381169, 3741837, 7143507, 8730953, 11225511, 26192859, 78578577]

約数ペア:

[(1, 78578577), (3, 26192859), (7, 11225511), (9, 8730953), (11, 7143507), (21, 3741837), (33, 2381169), (63, 1247279), (77, 1020501), (99, 793723), (149, 527373), (231, 340167), (447, 175791), (693, 113389), (761, 103257), (1043, 75339), (1341, 58597), (1639, 47943), (2283, 34419), (3129, 25113), (4917, 15981), (5327, 14751), (6849, 11473), (8371, 9387)]