256293882

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{121697}}^1$

素因数の和:121724

約数の個数: 40

約数和(自身を含む): 618469236

約数和(自身を除く): 362175354

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 121697, 243394, 365091, 730182, 1095273, 1582061, 2190546, 3164122, 3285819, 4746183, 6571638, 9492366, 9857457, 14238549, 19714914, 28477098, 42715647, 85431294, 128146941, 256293882]

約数ペア:

[(1, 256293882), (2, 128146941), (3, 85431294), (6, 42715647), (9, 28477098), (13, 19714914), (18, 14238549), (26, 9857457), (27, 9492366), (39, 6571638), (54, 4746183), (78, 3285819), (81, 3164122), (117, 2190546), (162, 1582061), (234, 1095273), (351, 730182), (702, 365091), (1053, 243394), (2106, 121697)]