214645425

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 363512448

約数和(自身を除く): 148867023

約数列:

[1, 3, 5, 15, 25, 71, 75, 173, 213, 233, 355, 519, 699, 865, 1065, 1165, 1775, 2595, 3495, 4325, 5325, 5825, 12283, 12975, 16543, 17475, 36849, 40309, 49629, 61415, 82715, 120927, 184245, 201545, 248145, 307075, 413575, 604635, 921225, 1007725, 1240725, 2861939, 3023175, 8585817, 14309695, 42929085, 71548475, 214645425]

約数ペア:

[(1, 214645425), (3, 71548475), (5, 42929085), (15, 14309695), (25, 8585817), (71, 3023175), (75, 2861939), (173, 1240725), (213, 1007725), (233, 921225), (355, 604635), (519, 413575), (699, 307075), (865, 248145), (1065, 201545), (1165, 184245), (1775, 120927), (2595, 82715), (3495, 61415), (4325, 49629), (5325, 40309), (5825, 36849), (12283, 17475), (12975, 16543)]