142721124

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{18671}}^1$

素因数の和:18705

約数の個数: 72

約数和(自身を含む): 417207168

約数和(自身を除く): 274486044

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 18671, 37342, 56013, 74684, 112026, 130697, 224052, 242723, 261394, 392091, 485446, 522788, 728169, 784182, 914879, 970892, 1456338, 1568364, 1699061, 1829758, 2744637, 2912676, 3398122, 3659516, 5097183, 5489274, 6796244, 10194366, 10978548, 11893427, 20388732, 23786854, 35680281, 47573708, 71360562, 142721124]

約数ペア:

[(1, 142721124), (2, 71360562), (3, 47573708), (4, 35680281), (6, 23786854), (7, 20388732), (12, 11893427), (13, 10978548), (14, 10194366), (21, 6796244), (26, 5489274), (28, 5097183), (39, 3659516), (42, 3398122), (49, 2912676), (52, 2744637), (78, 1829758), (84, 1699061), (91, 1568364), (98, 1456338), (147, 970892), (156, 914879), (182, 784182), (196, 728169), (273, 522788), (294, 485446), (364, 392091), (546, 261394), (588, 242723), (637, 224052), (1092, 130697), (1274, 112026), (1911, 74684), (2548, 56013), (3822, 37342), (7644, 18671)]