697979645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1\times {\mathrm{661}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 931163904

約数和(自身を除く): 233184259

約数列:

[1, 5, 11, 55, 73, 263, 365, 661, 803, 1315, 2893, 3305, 4015, 7271, 14465, 19199, 36355, 48253, 95995, 173843, 211189, 241265, 530783, 869215, 1055945, 1912273, 2653915, 9561365, 12690539, 63452695, 139595929, 697979645]

約数ペア:

[(1, 697979645), (5, 139595929), (11, 63452695), (55, 12690539), (73, 9561365), (263, 2653915), (365, 1912273), (661, 1055945), (803, 869215), (1315, 530783), (2893, 241265), (3305, 211189), (4015, 173843), (7271, 95995), (14465, 48253), (19199, 36355)]