131479348

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4691}}^1$

素因数の和:4733

約数の個数: 72

約数和(自身を含む): 314514144

約数和(自身を除く): 183034796

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 182, 196, 286, 308, 364, 539, 572, 637, 1001, 1078, 1274, 2002, 2156, 2548, 4004, 4691, 7007, 9382, 14014, 18764, 28028, 32837, 51601, 60983, 65674, 103202, 121966, 131348, 206404, 229859, 243932, 361207, 426881, 459718, 670813, 722414, 853762, 919436, 1341626, 1444828, 1707524, 2528449, 2683252, 2988167, 4695691, 5056898, 5976334, 9391382, 10113796, 11952668, 18782764, 32869837, 65739674, 131479348]

約数ペア:

[(1, 131479348), (2, 65739674), (4, 32869837), (7, 18782764), (11, 11952668), (13, 10113796), (14, 9391382), (22, 5976334), (26, 5056898), (28, 4695691), (44, 2988167), (49, 2683252), (52, 2528449), (77, 1707524), (91, 1444828), (98, 1341626), (143, 919436), (154, 853762), (182, 722414), (196, 670813), (286, 459718), (308, 426881), (364, 361207), (539, 243932), (572, 229859), (637, 206404), (1001, 131348), (1078, 121966), (1274, 103202), (2002, 65674), (2156, 60983), (2548, 51601), (4004, 32837), (4691, 28028), (7007, 18764), (9382, 14014)]