131299756

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{457}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 272484352

約数和(自身を除く): 141184596

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 331, 434, 457, 662, 868, 914, 1324, 1828, 2317, 3199, 4634, 6398, 9268, 10261, 12796, 14167, 20522, 28334, 41044, 56668, 71827, 99169, 143654, 151267, 198338, 287308, 302534, 396676, 605068, 1058869, 2117738, 4235476, 4689277, 9378554, 18757108, 32824939, 65649878, 131299756]

約数ペア:

[(1, 131299756), (2, 65649878), (4, 32824939), (7, 18757108), (14, 9378554), (28, 4689277), (31, 4235476), (62, 2117738), (124, 1058869), (217, 605068), (331, 396676), (434, 302534), (457, 287308), (662, 198338), (868, 151267), (914, 143654), (1324, 99169), (1828, 71827), (2317, 56668), (3199, 41044), (4634, 28334), (6398, 20522), (9268, 14167), (10261, 12796)]