123981228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13297}}^1$

素因数の和:13351

約数の個数: 72

約数和(自身を含む): 367875872

約数和(自身を除く): 243894644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2331, 3108, 4662, 9324, 13297, 26594, 39891, 53188, 79782, 93079, 119673, 159564, 186158, 239346, 279237, 372316, 478692, 491989, 558474, 837711, 983978, 1116948, 1475967, 1675422, 1967956, 2951934, 3350844, 3443923, 4427901, 5903868, 6887846, 8855802, 10331769, 13775692, 17711604, 20663538, 30995307, 41327076, 61990614, 123981228]

約数ペア:

[(1, 123981228), (2, 61990614), (3, 41327076), (4, 30995307), (6, 20663538), (7, 17711604), (9, 13775692), (12, 10331769), (14, 8855802), (18, 6887846), (21, 5903868), (28, 4427901), (36, 3443923), (37, 3350844), (42, 2951934), (63, 1967956), (74, 1675422), (84, 1475967), (111, 1116948), (126, 983978), (148, 837711), (222, 558474), (252, 491989), (259, 478692), (333, 372316), (444, 279237), (518, 239346), (666, 186158), (777, 159564), (1036, 119673), (1332, 93079), (1554, 79782), (2331, 53188), (3108, 39891), (4662, 26594), (9324, 13297)]