15238017249

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{280487}}^1$

素因数の和:280709

約数の個数: 32

約数和(自身を含む): 25131724800

約数和(自身を除く): 9893707551

約数列:

[1, 3, 7, 13, 21, 39, 91, 199, 273, 597, 1393, 2587, 4179, 7761, 18109, 54327, 280487, 841461, 1963409, 3646331, 5890227, 10938993, 25524317, 55816913, 76572951, 167450739, 390718391, 725619869, 1172155173, 2176859607, 5079339083, 15238017249]

約数ペア:

[(1, 15238017249), (3, 5079339083), (7, 2176859607), (13, 1172155173), (21, 725619869), (39, 390718391), (91, 167450739), (199, 76572951), (273, 55816913), (597, 25524317), (1393, 10938993), (2587, 5890227), (4179, 3646331), (7761, 1963409), (18109, 841461), (54327, 280487)]