128729236

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{773}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 249661440

約数和(自身を除く): 120932204

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 79, 124, 158, 316, 527, 773, 1054, 1343, 1546, 2108, 2449, 2686, 3092, 4898, 5372, 9796, 13141, 23963, 26282, 41633, 47926, 52564, 61067, 83266, 95852, 122134, 166532, 244268, 407371, 814742, 1038139, 1629484, 1893077, 2076278, 3786154, 4152556, 7572308, 32182309, 64364618, 128729236]

約数ペア:

[(1, 128729236), (2, 64364618), (4, 32182309), (17, 7572308), (31, 4152556), (34, 3786154), (62, 2076278), (68, 1893077), (79, 1629484), (124, 1038139), (158, 814742), (316, 407371), (527, 244268), (773, 166532), (1054, 122134), (1343, 95852), (1546, 83266), (2108, 61067), (2449, 52564), (2686, 47926), (3092, 41633), (4898, 26282), (5372, 23963), (9796, 13141)]