642088972

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{2287}}^1$

素因数の和:2606

約数の個数: 48

約数和(自身を含む): 1324331008

約数和(自身を除く): 682242036

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 271, 518, 542, 1036, 1084, 1897, 2287, 3794, 4574, 7588, 9148, 10027, 16009, 20054, 32018, 40108, 64036, 70189, 84619, 140378, 169238, 280756, 338476, 592333, 619777, 1184666, 1239554, 2369332, 2479108, 4338439, 8676878, 17353756, 22931749, 45863498, 91726996, 160522243, 321044486, 642088972]

約数ペア:

[(1, 642088972), (2, 321044486), (4, 160522243), (7, 91726996), (14, 45863498), (28, 22931749), (37, 17353756), (74, 8676878), (148, 4338439), (259, 2479108), (271, 2369332), (518, 1239554), (542, 1184666), (1036, 619777), (1084, 592333), (1897, 338476), (2287, 280756), (3794, 169238), (4574, 140378), (7588, 84619), (9148, 70189), (10027, 64036), (16009, 40108), (20054, 32018)]