72645153

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 114401280

約数和(自身を除く): 41756127

約数列:

[1, 3, 7, 21, 41, 123, 139, 287, 417, 607, 861, 973, 1821, 2919, 4249, 5699, 12747, 17097, 24887, 39893, 74661, 84373, 119679, 174209, 253119, 522627, 590611, 1771833, 3459293, 10377879, 24215051, 72645153]

約数ペア:

[(1, 72645153), (3, 24215051), (7, 10377879), (21, 3459293), (41, 1771833), (123, 590611), (139, 522627), (287, 253119), (417, 174209), (607, 119679), (861, 84373), (973, 74661), (1821, 39893), (2919, 24887), (4249, 17097), (5699, 12747)]