31301172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 90994176

約数和(自身を除く): 59693004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 223, 252, 446, 557, 669, 892, 1114, 1338, 1561, 1671, 2007, 2228, 2676, 3122, 3342, 3899, 4014, 4683, 5013, 6244, 6684, 7798, 8028, 9366, 10026, 11697, 14049, 15596, 18732, 20052, 23394, 28098, 35091, 46788, 56196, 70182, 124211, 140364, 248422, 372633, 496844, 745266, 869477, 1117899, 1490532, 1738954, 2235798, 2608431, 3477908, 4471596, 5216862, 7825293, 10433724, 15650586, 31301172]

約数ペア:

[(1, 31301172), (2, 15650586), (3, 10433724), (4, 7825293), (6, 5216862), (7, 4471596), (9, 3477908), (12, 2608431), (14, 2235798), (18, 1738954), (21, 1490532), (28, 1117899), (36, 869477), (42, 745266), (63, 496844), (84, 372633), (126, 248422), (223, 140364), (252, 124211), (446, 70182), (557, 56196), (669, 46788), (892, 35091), (1114, 28098), (1338, 23394), (1561, 20052), (1671, 18732), (2007, 15596), (2228, 14049), (2676, 11697), (3122, 10026), (3342, 9366), (3899, 8028), (4014, 7798), (4683, 6684), (5013, 6244)]