27840644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 54538176

約数和(自身を除く): 26697532

約数列:

[1, 2, 4, 13, 26, 52, 61, 67, 122, 131, 134, 244, 262, 268, 524, 793, 871, 1586, 1703, 1742, 3172, 3406, 3484, 4087, 6812, 7991, 8174, 8777, 15982, 16348, 17554, 31964, 35108, 53131, 103883, 106262, 114101, 207766, 212524, 228202, 415532, 456404, 535397, 1070794, 2141588, 6960161, 13920322, 27840644]

約数ペア:

[(1, 27840644), (2, 13920322), (4, 6960161), (13, 2141588), (26, 1070794), (52, 535397), (61, 456404), (67, 415532), (122, 228202), (131, 212524), (134, 207766), (244, 114101), (262, 106262), (268, 103883), (524, 53131), (793, 35108), (871, 31964), (1586, 17554), (1703, 16348), (1742, 15982), (3172, 8777), (3406, 8174), (3484, 7991), (4087, 6812)]