12897248833

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 15087513600

約数和(自身を除く): 2190264767

約数列:

[1, 7, 101, 149, 191, 641, 707, 1043, 1337, 4487, 15049, 19291, 28459, 64741, 95509, 105343, 122431, 135037, 199213, 453187, 668563, 857017, 2874359, 9646409, 12365531, 18242219, 20120513, 67524863, 86558717, 127695533, 1842464119, 12897248833]

約数ペア:

[(1, 12897248833), (7, 1842464119), (101, 127695533), (149, 86558717), (191, 67524863), (641, 20120513), (707, 18242219), (1043, 12365531), (1337, 9646409), (4487, 2874359), (15049, 857017), (19291, 668563), (28459, 453187), (64741, 199213), (95509, 135037), (105343, 122431)]