17211572

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 36126720

約数和(自身を除く): 18915148

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 79, 124, 158, 217, 251, 316, 434, 502, 553, 868, 1004, 1106, 1757, 2212, 2449, 3514, 4898, 7028, 7781, 9796, 15562, 17143, 19829, 31124, 34286, 39658, 54467, 68572, 79316, 108934, 138803, 217868, 277606, 555212, 614699, 1229398, 2458796, 4302893, 8605786, 17211572]

約数ペア:

[(1, 17211572), (2, 8605786), (4, 4302893), (7, 2458796), (14, 1229398), (28, 614699), (31, 555212), (62, 277606), (79, 217868), (124, 138803), (158, 108934), (217, 79316), (251, 68572), (316, 54467), (434, 39658), (502, 34286), (553, 31124), (868, 19829), (1004, 17143), (1106, 15562), (1757, 9796), (2212, 7781), (2449, 7028), (3514, 4898)]