72945828

素因数分解:

$2^2\times 3^2\times {\mathrm{421}}^1\times {\mathrm{4813}}^1$

素因数の和:5244

約数の個数: 36

約数和(自身を含む): 184867228

約数和(自身を除く): 111921400

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 421, 842, 1263, 1684, 2526, 3789, 4813, 5052, 7578, 9626, 14439, 15156, 19252, 28878, 43317, 57756, 86634, 173268, 2026273, 4052546, 6078819, 8105092, 12157638, 18236457, 24315276, 36472914, 72945828]

約数ペア:

[(1, 72945828), (2, 36472914), (3, 24315276), (4, 18236457), (6, 12157638), (9, 8105092), (12, 6078819), (18, 4052546), (36, 2026273), (421, 173268), (842, 86634), (1263, 57756), (1684, 43317), (2526, 28878), (3789, 19252), (4813, 15156), (5052, 14439), (7578, 9626)]