38726181

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 67144896

約数和(自身を除く): 28418715

約数列:

[1, 3, 9, 13, 23, 27, 39, 41, 69, 81, 117, 123, 169, 207, 243, 299, 351, 369, 507, 533, 621, 897, 943, 1053, 1107, 1521, 1599, 1863, 2691, 2829, 3159, 3321, 3887, 4563, 4797, 5589, 6929, 8073, 8487, 9963, 11661, 12259, 13689, 14391, 20787, 24219, 25461, 34983, 36777, 41067, 43173, 62361, 72657, 76383, 104949, 110331, 129519, 159367, 187083, 229149, 314847, 330993, 478101, 561249, 944541, 992979, 1434303, 1683747, 2978937, 4302909, 12908727, 38726181]

約数ペア:

[(1, 38726181), (3, 12908727), (9, 4302909), (13, 2978937), (23, 1683747), (27, 1434303), (39, 992979), (41, 944541), (69, 561249), (81, 478101), (117, 330993), (123, 314847), (169, 229149), (207, 187083), (243, 159367), (299, 129519), (351, 110331), (369, 104949), (507, 76383), (533, 72657), (621, 62361), (897, 43173), (943, 41067), (1053, 36777), (1107, 34983), (1521, 25461), (1599, 24219), (1863, 20787), (2691, 14391), (2829, 13689), (3159, 12259), (3321, 11661), (3887, 9963), (4563, 8487), (4797, 8073), (5589, 6929)]