123765915

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{12953}}^1$

素因数の和:12988

約数の個数: 48

約数和(自身を含む): 248095008

約数和(自身を除く): 124329093

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 9555, 12953, 38859, 64765, 90671, 168389, 194295, 272013, 453355, 505167, 634697, 841945, 1178723, 1360065, 1904091, 2525835, 3173485, 3536169, 5893615, 8251061, 9520455, 17680845, 24753183, 41255305, 123765915]

約数ペア:

[(1, 123765915), (3, 41255305), (5, 24753183), (7, 17680845), (13, 9520455), (15, 8251061), (21, 5893615), (35, 3536169), (39, 3173485), (49, 2525835), (65, 1904091), (91, 1360065), (105, 1178723), (147, 841945), (195, 634697), (245, 505167), (273, 453355), (455, 272013), (637, 194295), (735, 168389), (1365, 90671), (1911, 64765), (3185, 38859), (9555, 12953)]