138428144

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{16417}}^1$

素因数の和:16473

約数の個数: 40

約数和(自身を含む): 293159808

約数和(自身を除く): 154731664

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 16417, 32834, 65668, 131336, 262672, 279089, 508927, 558178, 1017854, 1116356, 2035708, 2232712, 4071416, 4465424, 8142832, 8651759, 17303518, 34607036, 69214072, 138428144]

約数ペア:

[(1, 138428144), (2, 69214072), (4, 34607036), (8, 17303518), (16, 8651759), (17, 8142832), (31, 4465424), (34, 4071416), (62, 2232712), (68, 2035708), (124, 1116356), (136, 1017854), (248, 558178), (272, 508927), (496, 279089), (527, 262672), (1054, 131336), (2108, 65668), (4216, 32834), (8432, 16417)]