123891456

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{12409}}^1$

素因数の和:12441

約数の個数: 72

約数和(自身を含む): 355124560

約数和(自身を除く): 231233104

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2496, 3328, 4992, 9984, 12409, 24818, 37227, 49636, 74454, 99272, 148908, 161317, 198544, 297816, 322634, 397088, 483951, 595632, 645268, 794176, 967902, 1191264, 1290536, 1588352, 1935804, 2382528, 2581072, 3176704, 3871608, 4765056, 5162144, 7743216, 9530112, 10324288, 15486432, 20648576, 30972864, 41297152, 61945728, 123891456]

約数ペア:

[(1, 123891456), (2, 61945728), (3, 41297152), (4, 30972864), (6, 20648576), (8, 15486432), (12, 10324288), (13, 9530112), (16, 7743216), (24, 5162144), (26, 4765056), (32, 3871608), (39, 3176704), (48, 2581072), (52, 2382528), (64, 1935804), (78, 1588352), (96, 1290536), (104, 1191264), (128, 967902), (156, 794176), (192, 645268), (208, 595632), (256, 483951), (312, 397088), (384, 322634), (416, 297816), (624, 198544), (768, 161317), (832, 148908), (1248, 99272), (1664, 74454), (2496, 49636), (3328, 37227), (4992, 24818), (9984, 12409)]