177513804

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8821}}^1$

素因数の和:8887

約数の個数: 72

約数和(自身を含む): 494526032

約数和(自身を除く): 317012228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 8821, 10062, 17642, 20124, 26463, 35284, 52926, 79389, 105852, 114673, 158778, 229346, 317556, 344019, 379303, 458692, 688038, 758606, 1032057, 1137909, 1376076, 1517212, 2064114, 2275818, 3413727, 4128228, 4551636, 4930939, 6827454, 9861878, 13654908, 14792817, 19723756, 29585634, 44378451, 59171268, 88756902, 177513804]

約数ペア:

[(1, 177513804), (2, 88756902), (3, 59171268), (4, 44378451), (6, 29585634), (9, 19723756), (12, 14792817), (13, 13654908), (18, 9861878), (26, 6827454), (36, 4930939), (39, 4551636), (43, 4128228), (52, 3413727), (78, 2275818), (86, 2064114), (117, 1517212), (129, 1376076), (156, 1137909), (172, 1032057), (234, 758606), (258, 688038), (387, 458692), (468, 379303), (516, 344019), (559, 317556), (774, 229346), (1118, 158778), (1548, 114673), (1677, 105852), (2236, 79389), (3354, 52926), (5031, 35284), (6708, 26463), (8821, 20124), (10062, 17642)]