31728872

素因数分解:

$2^3\times 7^3\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 71808000

約数和(自身を除く): 40079128

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 343, 373, 392, 434, 686, 746, 868, 1372, 1492, 1519, 1736, 2611, 2744, 2984, 3038, 5222, 6076, 10444, 10633, 11563, 12152, 18277, 20888, 21266, 23126, 36554, 42532, 46252, 73108, 80941, 85064, 92504, 127939, 146216, 161882, 255878, 323764, 511756, 566587, 647528, 1023512, 1133174, 2266348, 3966109, 4532696, 7932218, 15864436, 31728872]

約数ペア:

[(1, 31728872), (2, 15864436), (4, 7932218), (7, 4532696), (8, 3966109), (14, 2266348), (28, 1133174), (31, 1023512), (49, 647528), (56, 566587), (62, 511756), (98, 323764), (124, 255878), (196, 161882), (217, 146216), (248, 127939), (343, 92504), (373, 85064), (392, 80941), (434, 73108), (686, 46252), (746, 42532), (868, 36554), (1372, 23126), (1492, 21266), (1519, 20888), (1736, 18277), (2611, 12152), (2744, 11563), (2984, 10633), (3038, 10444), (5222, 6076)]