16669653

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 31042656

約数和(自身を除く): 14373003

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 61, 77, 91, 143, 147, 169, 183, 231, 273, 427, 429, 507, 539, 637, 671, 793, 1001, 1183, 1281, 1617, 1859, 1911, 2013, 2379, 2989, 3003, 3549, 4697, 5551, 5577, 7007, 8281, 8723, 8967, 10309, 13013, 14091, 16653, 21021, 24843, 26169, 30927, 32879, 38857, 39039, 61061, 72163, 91091, 98637, 113399, 116571, 183183, 216489, 273273, 340197, 427427, 505141, 793793, 1282281, 1515423, 2381379, 5556551, 16669653]

約数ペア:

[(1, 16669653), (3, 5556551), (7, 2381379), (11, 1515423), (13, 1282281), (21, 793793), (33, 505141), (39, 427427), (49, 340197), (61, 273273), (77, 216489), (91, 183183), (143, 116571), (147, 113399), (169, 98637), (183, 91091), (231, 72163), (273, 61061), (427, 39039), (429, 38857), (507, 32879), (539, 30927), (637, 26169), (671, 24843), (793, 21021), (1001, 16653), (1183, 14091), (1281, 13013), (1617, 10309), (1859, 8967), (1911, 8723), (2013, 8281), (2379, 7007), (2989, 5577), (3003, 5551), (3549, 4697)]