29181906

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:268

約数の個数: 72

約数和(自身を含む): 70142436

約数和(自身を除く): 40960530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 106, 117, 159, 169, 181, 234, 318, 338, 362, 477, 507, 543, 689, 954, 1014, 1086, 1378, 1521, 1629, 2067, 2353, 3042, 3258, 4134, 4706, 6201, 7059, 8957, 9593, 12402, 14118, 17914, 19186, 21177, 26871, 28779, 30589, 42354, 53742, 57558, 61178, 80613, 86337, 91767, 124709, 161226, 172674, 183534, 249418, 275301, 374127, 550602, 748254, 1122381, 1621217, 2244762, 3242434, 4863651, 9727302, 14590953, 29181906]

約数ペア:

[(1, 29181906), (2, 14590953), (3, 9727302), (6, 4863651), (9, 3242434), (13, 2244762), (18, 1621217), (26, 1122381), (39, 748254), (53, 550602), (78, 374127), (106, 275301), (117, 249418), (159, 183534), (169, 172674), (181, 161226), (234, 124709), (318, 91767), (338, 86337), (362, 80613), (477, 61178), (507, 57558), (543, 53742), (689, 42354), (954, 30589), (1014, 28779), (1086, 26871), (1378, 21177), (1521, 19186), (1629, 17914), (2067, 14118), (2353, 12402), (3042, 9593), (3258, 8957), (4134, 7059), (4706, 6201)]