1566804375857

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{18661}}^1$

素因数の和:18958

約数の個数: 64

約数和(自身を含む): 1954941542400

約数和(自身を除く): 388137166543

約数列:

[1, 7, 19, 61, 79, 131, 133, 427, 553, 917, 1159, 1501, 2489, 4819, 7991, 8113, 10349, 10507, 17423, 18661, 33733, 55937, 72443, 91561, 130627, 151829, 196631, 354559, 631289, 640927, 1062803, 1138321, 1376417, 1474219, 2444591, 2481913, 4419023, 7968247, 10319533, 11994491, 17112137, 21628099, 28010161, 46447229, 83961437, 89927359, 149120051, 151396693, 193122689, 196071127, 325130603, 629491513, 1043840357, 1351858823, 1708619821, 2833280969, 3669331091, 11780484029, 11960338747, 19832966783, 25685317637, 82463388203, 223829196551, 1566804375857]

約数ペア:

[(1, 1566804375857), (7, 223829196551), (19, 82463388203), (61, 25685317637), (79, 19832966783), (131, 11960338747), (133, 11780484029), (427, 3669331091), (553, 2833280969), (917, 1708619821), (1159, 1351858823), (1501, 1043840357), (2489, 629491513), (4819, 325130603), (7991, 196071127), (8113, 193122689), (10349, 151396693), (10507, 149120051), (17423, 89927359), (18661, 83961437), (33733, 46447229), (55937, 28010161), (72443, 21628099), (91561, 17112137), (130627, 11994491), (151829, 10319533), (196631, 7968247), (354559, 4419023), (631289, 2481913), (640927, 2444591), (1062803, 1474219), (1138321, 1376417)]