71647245

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 129372672

約数和(自身を除く): 57725427

約数列:

[1, 3, 5, 9, 15, 43, 45, 61, 129, 183, 215, 305, 387, 549, 607, 645, 915, 1821, 1935, 2623, 2745, 3035, 5463, 7869, 9105, 13115, 23607, 26101, 27315, 37027, 39345, 78303, 111081, 118035, 130505, 185135, 234909, 333243, 391515, 555405, 1174545, 1592161, 1666215, 4776483, 7960805, 14329449, 23882415, 71647245]

約数ペア:

[(1, 71647245), (3, 23882415), (5, 14329449), (9, 7960805), (15, 4776483), (43, 1666215), (45, 1592161), (61, 1174545), (129, 555405), (183, 391515), (215, 333243), (305, 234909), (387, 185135), (549, 130505), (607, 118035), (645, 111081), (915, 78303), (1821, 39345), (1935, 37027), (2623, 27315), (2745, 26101), (3035, 23607), (5463, 13115), (7869, 9105)]