39872169

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 63365120

約数和(自身を除く): 23492951

約数列:

[1, 3, 9, 27, 31, 67, 79, 81, 93, 201, 237, 243, 279, 603, 711, 837, 1809, 2077, 2133, 2449, 2511, 5293, 5427, 6231, 6399, 7347, 7533, 15879, 16281, 18693, 19197, 22041, 47637, 56079, 66123, 142911, 164083, 168237, 198369, 428733, 492249, 504711, 595107, 1286199, 1476747, 4430241, 13290723, 39872169]

約数ペア:

[(1, 39872169), (3, 13290723), (9, 4430241), (27, 1476747), (31, 1286199), (67, 595107), (79, 504711), (81, 492249), (93, 428733), (201, 198369), (237, 168237), (243, 164083), (279, 142911), (603, 66123), (711, 56079), (837, 47637), (1809, 22041), (2077, 19197), (2133, 18693), (2449, 16281), (2511, 15879), (5293, 7533), (5427, 7347), (6231, 6399)]