30985255

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 45139968

約数和(自身を除く): 14154713

約数列:

[1, 5, 7, 23, 35, 61, 115, 161, 305, 427, 631, 805, 1403, 2135, 3155, 4417, 7015, 9821, 14513, 22085, 38491, 49105, 72565, 101591, 192455, 269437, 507955, 885293, 1347185, 4426465, 6197051, 30985255]

約数ペア:

[(1, 30985255), (5, 6197051), (7, 4426465), (23, 1347185), (35, 885293), (61, 507955), (115, 269437), (161, 192455), (305, 101591), (427, 72565), (631, 49105), (805, 38491), (1403, 22085), (2135, 14513), (3155, 9821), (4417, 7015)]