31775796

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1645

約数の個数: 72

約数和(自身を含む): 88568480

約数和(自身を除く): 56792684

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, 1579, 1677, 2236, 3158, 3354, 4737, 5031, 6316, 6708, 9474, 10062, 14211, 18948, 20124, 20527, 28422, 41054, 56844, 61581, 67897, 82108, 123162, 135794, 184743, 203691, 246324, 271588, 369486, 407382, 611073, 738972, 814764, 882661, 1222146, 1765322, 2444292, 2647983, 3530644, 5295966, 7943949, 10591932, 15887898, 31775796]

約数ペア:

[(1, 31775796), (2, 15887898), (3, 10591932), (4, 7943949), (6, 5295966), (9, 3530644), (12, 2647983), (13, 2444292), (18, 1765322), (26, 1222146), (36, 882661), (39, 814764), (43, 738972), (52, 611073), (78, 407382), (86, 369486), (117, 271588), (129, 246324), (156, 203691), (172, 184743), (234, 135794), (258, 123162), (387, 82108), (468, 67897), (516, 61581), (559, 56844), (774, 41054), (1118, 28422), (1548, 20527), (1579, 20124), (1677, 18948), (2236, 14211), (3158, 10062), (3354, 9474), (4737, 6708), (5031, 6316)]