31516016

素因数分解:

$2^4\times 7^2\times {\mathrm{61}}^1\times {\mathrm{659}}^1$

素因数の和:742

約数の個数: 60

約数和(自身を含む): 72305640

約数和(自身を除く): 40789624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 61, 98, 112, 122, 196, 244, 392, 427, 488, 659, 784, 854, 976, 1318, 1708, 2636, 2989, 3416, 4613, 5272, 5978, 6832, 9226, 10544, 11956, 18452, 23912, 32291, 36904, 40199, 47824, 64582, 73808, 80398, 129164, 160796, 258328, 281393, 321592, 516656, 562786, 643184, 1125572, 1969751, 2251144, 3939502, 4502288, 7879004, 15758008, 31516016]

約数ペア:

[(1, 31516016), (2, 15758008), (4, 7879004), (7, 4502288), (8, 3939502), (14, 2251144), (16, 1969751), (28, 1125572), (49, 643184), (56, 562786), (61, 516656), (98, 321592), (112, 281393), (122, 258328), (196, 160796), (244, 129164), (392, 80398), (427, 73808), (488, 64582), (659, 47824), (784, 40199), (854, 36904), (976, 32291), (1318, 23912), (1708, 18452), (2636, 11956), (2989, 10544), (3416, 9226), (4613, 6832), (5272, 5978)]