201250665

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{241}}^2$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 436722624

約数和(自身を除く): 235471959

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 241, 315, 385, 495, 693, 723, 1155, 1205, 1687, 2169, 2651, 3465, 3615, 5061, 7953, 8435, 10845, 13255, 15183, 18557, 23859, 25305, 39765, 55671, 58081, 75915, 92785, 119295, 167013, 174243, 278355, 290405, 406567, 522729, 638891, 835065, 871215, 1219701, 1916673, 2032835, 2613645, 3194455, 3659103, 4472237, 5750019, 6098505, 9583365, 13416711, 18295515, 22361185, 28750095, 40250133, 67083555, 201250665]

約数ペア:

[(1, 201250665), (3, 67083555), (5, 40250133), (7, 28750095), (9, 22361185), (11, 18295515), (15, 13416711), (21, 9583365), (33, 6098505), (35, 5750019), (45, 4472237), (55, 3659103), (63, 3194455), (77, 2613645), (99, 2032835), (105, 1916673), (165, 1219701), (231, 871215), (241, 835065), (315, 638891), (385, 522729), (495, 406567), (693, 290405), (723, 278355), (1155, 174243), (1205, 167013), (1687, 119295), (2169, 92785), (2651, 75915), (3465, 58081), (3615, 55671), (5061, 39765), (7953, 25305), (8435, 23859), (10845, 18557), (13255, 15183)]