69964895

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 114797088

約数和(自身を除く): 44832193

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 245, 385, 455, 539, 637, 715, 1001, 1997, 2695, 3185, 5005, 7007, 9985, 13979, 21967, 25961, 35035, 69895, 97853, 109835, 129805, 153769, 181727, 285571, 489265, 768845, 908635, 1076383, 1272089, 1427855, 1998997, 5381915, 6360445, 9994985, 13992979, 69964895]

約数ペア:

[(1, 69964895), (5, 13992979), (7, 9994985), (11, 6360445), (13, 5381915), (35, 1998997), (49, 1427855), (55, 1272089), (65, 1076383), (77, 908635), (91, 768845), (143, 489265), (245, 285571), (385, 181727), (455, 153769), (539, 129805), (637, 109835), (715, 97853), (1001, 69895), (1997, 35035), (2695, 25961), (3185, 21967), (5005, 13979), (7007, 9985)]