1681230265

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1181}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 2403365328

約数和(自身を除く): 722135063

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 181, 605, 715, 905, 1181, 1573, 1991, 2353, 5905, 7865, 9955, 11765, 12991, 15353, 21901, 25883, 64955, 76765, 109505, 129415, 142901, 168883, 213761, 284713, 714505, 844415, 1068805, 1423565, 1857713, 2351371, 2778893, 9288565, 11756855, 13894465, 25865081, 30567823, 129325405, 152839115, 336246053, 1681230265]

約数ペア:

[(1, 1681230265), (5, 336246053), (11, 152839115), (13, 129325405), (55, 30567823), (65, 25865081), (121, 13894465), (143, 11756855), (181, 9288565), (605, 2778893), (715, 2351371), (905, 1857713), (1181, 1423565), (1573, 1068805), (1991, 844415), (2353, 714505), (5905, 284713), (7865, 213761), (9955, 168883), (11765, 142901), (12991, 129415), (15353, 109505), (21901, 76765), (25883, 64955)]