173856249

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 294053760

約数和(自身を除く): 120197511

約数列:

[1, 3, 7, 9, 21, 63, 89, 101, 267, 303, 307, 623, 707, 801, 909, 921, 1869, 2121, 2149, 2763, 5607, 6363, 6447, 8989, 19341, 26967, 27323, 31007, 62923, 80901, 81969, 93021, 188769, 191261, 217049, 245907, 279063, 566307, 573783, 651147, 1721349, 1953441, 2759623, 8278869, 19317361, 24836607, 57952083, 173856249]

約数ペア:

[(1, 173856249), (3, 57952083), (7, 24836607), (9, 19317361), (21, 8278869), (63, 2759623), (89, 1953441), (101, 1721349), (267, 651147), (303, 573783), (307, 566307), (623, 279063), (707, 245907), (801, 217049), (909, 191261), (921, 188769), (1869, 93021), (2121, 81969), (2149, 80901), (2763, 62923), (5607, 31007), (6363, 27323), (6447, 26967), (8989, 19341)]