81491976

素因数分解:

$2^3\times 3^2\times {\mathrm{79}}^1\times {\mathrm{14327}}^1$

素因数の和:14418

約数の個数: 48

約数和(自身を含む): 223516800

約数和(自身を除く): 142024824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 79, 158, 237, 316, 474, 632, 711, 948, 1422, 1896, 2844, 5688, 14327, 28654, 42981, 57308, 85962, 114616, 128943, 171924, 257886, 343848, 515772, 1031544, 1131833, 2263666, 3395499, 4527332, 6790998, 9054664, 10186497, 13581996, 20372994, 27163992, 40745988, 81491976]

約数ペア:

[(1, 81491976), (2, 40745988), (3, 27163992), (4, 20372994), (6, 13581996), (8, 10186497), (9, 9054664), (12, 6790998), (18, 4527332), (24, 3395499), (36, 2263666), (72, 1131833), (79, 1031544), (158, 515772), (237, 343848), (316, 257886), (474, 171924), (632, 128943), (711, 114616), (948, 85962), (1422, 57308), (1896, 42981), (2844, 28654), (5688, 14327)]