858238108

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{2707}}^1$

素因数の和:2811

約数の個数: 72

約数和(自身を含む): 1887107712

約数和(自身を除く): 1028869604

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 67, 91, 134, 169, 182, 268, 338, 364, 469, 676, 871, 938, 1183, 1742, 1876, 2366, 2707, 3484, 4732, 5414, 6097, 10828, 11323, 12194, 18949, 22646, 24388, 35191, 37898, 45292, 70382, 75796, 79261, 140764, 158522, 181369, 246337, 317044, 362738, 457483, 492674, 725476, 914966, 985348, 1269583, 1829932, 2357797, 2539166, 3202381, 4715594, 5078332, 6404762, 9431188, 12809524, 16504579, 30651361, 33009158, 61302722, 66018316, 122605444, 214559527, 429119054, 858238108]

約数ペア:

[(1, 858238108), (2, 429119054), (4, 214559527), (7, 122605444), (13, 66018316), (14, 61302722), (26, 33009158), (28, 30651361), (52, 16504579), (67, 12809524), (91, 9431188), (134, 6404762), (169, 5078332), (182, 4715594), (268, 3202381), (338, 2539166), (364, 2357797), (469, 1829932), (676, 1269583), (871, 985348), (938, 914966), (1183, 725476), (1742, 492674), (1876, 457483), (2366, 362738), (2707, 317044), (3484, 246337), (4732, 181369), (5414, 158522), (6097, 140764), (10828, 79261), (11323, 75796), (12194, 70382), (18949, 45292), (22646, 37898), (24388, 35191)]