163954784

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{3373}}^1$

素因数の和:3428

約数の個数: 72

約数和(自身を含む): 387713088

約数和(自身を除く): 223758304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 496, 784, 868, 992, 1519, 1568, 1736, 3038, 3373, 3472, 6076, 6746, 6944, 12152, 13492, 23611, 24304, 26984, 47222, 48608, 53968, 94444, 104563, 107936, 165277, 188888, 209126, 330554, 377776, 418252, 661108, 731941, 755552, 836504, 1322216, 1463882, 1673008, 2644432, 2927764, 3346016, 5123587, 5288864, 5855528, 10247174, 11711056, 20494348, 23422112, 40988696, 81977392, 163954784]

約数ペア:

[(1, 163954784), (2, 81977392), (4, 40988696), (7, 23422112), (8, 20494348), (14, 11711056), (16, 10247174), (28, 5855528), (31, 5288864), (32, 5123587), (49, 3346016), (56, 2927764), (62, 2644432), (98, 1673008), (112, 1463882), (124, 1322216), (196, 836504), (217, 755552), (224, 731941), (248, 661108), (392, 418252), (434, 377776), (496, 330554), (784, 209126), (868, 188888), (992, 165277), (1519, 107936), (1568, 104563), (1736, 94444), (3038, 53968), (3373, 48608), (3472, 47222), (6076, 26984), (6746, 24304), (6944, 23611), (12152, 13492)]