156728117

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 213563952

約数和(自身を除く): 56835835

約数列:

[1, 7, 13, 17, 41, 49, 91, 119, 221, 287, 353, 533, 637, 697, 833, 1547, 2009, 2471, 3731, 4589, 4879, 6001, 9061, 10829, 14473, 17297, 26117, 32123, 34153, 42007, 63427, 78013, 101311, 188149, 224861, 246041, 294049, 443989, 546091, 709177, 1317043, 1722287, 3198533, 3822637, 9219301, 12056009, 22389731, 156728117]

約数ペア:

[(1, 156728117), (7, 22389731), (13, 12056009), (17, 9219301), (41, 3822637), (49, 3198533), (91, 1722287), (119, 1317043), (221, 709177), (287, 546091), (353, 443989), (533, 294049), (637, 246041), (697, 224861), (833, 188149), (1547, 101311), (2009, 78013), (2471, 63427), (3731, 42007), (4589, 34153), (4879, 32123), (6001, 26117), (9061, 17297), (10829, 14473)]