253979726

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:670

約数の個数: 96

約数和(自身を含む): 543406080

約数和(自身を除く): 289426354

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 38, 77, 91, 121, 133, 143, 154, 182, 209, 242, 247, 266, 286, 418, 494, 607, 847, 1001, 1214, 1463, 1573, 1694, 1729, 2002, 2299, 2717, 2926, 3146, 3458, 4249, 4598, 5434, 6677, 7891, 8498, 11011, 11533, 13354, 15782, 16093, 19019, 22022, 23066, 29887, 32186, 38038, 46739, 55237, 59774, 73447, 80731, 86801, 93478, 110474, 126863, 146894, 149929, 161462, 173602, 209209, 253726, 299858, 418418, 514129, 607607, 888041, 954811, 1028258, 1049503, 1215214, 1395493, 1649219, 1776082, 1909622, 2099006, 2790986, 3298438, 6683677, 9768451, 11544533, 13367354, 18141409, 19536902, 23089066, 36282818, 126989863, 253979726]

約数ペア:

[(1, 253979726), (2, 126989863), (7, 36282818), (11, 23089066), (13, 19536902), (14, 18141409), (19, 13367354), (22, 11544533), (26, 9768451), (38, 6683677), (77, 3298438), (91, 2790986), (121, 2099006), (133, 1909622), (143, 1776082), (154, 1649219), (182, 1395493), (209, 1215214), (242, 1049503), (247, 1028258), (266, 954811), (286, 888041), (418, 607607), (494, 514129), (607, 418418), (847, 299858), (1001, 253726), (1214, 209209), (1463, 173602), (1573, 161462), (1694, 149929), (1729, 146894), (2002, 126863), (2299, 110474), (2717, 93478), (2926, 86801), (3146, 80731), (3458, 73447), (4249, 59774), (4598, 55237), (5434, 46739), (6677, 38038), (7891, 32186), (8498, 29887), (11011, 23066), (11533, 22022), (13354, 19019), (15782, 16093)]