71620119

素因数分解:

$3^5\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 112275072

約数和(自身を除く): 40654953

約数列:

[1, 3, 9, 27, 53, 67, 81, 83, 159, 201, 243, 249, 477, 603, 747, 1431, 1809, 2241, 3551, 4293, 4399, 5427, 5561, 6723, 10653, 12879, 13197, 16281, 16683, 20169, 31959, 39591, 50049, 95877, 118773, 150147, 287631, 294733, 356319, 450441, 862893, 884199, 1068957, 1351323, 2652597, 7957791, 23873373, 71620119]

約数ペア:

[(1, 71620119), (3, 23873373), (9, 7957791), (27, 2652597), (53, 1351323), (67, 1068957), (81, 884199), (83, 862893), (159, 450441), (201, 356319), (243, 294733), (249, 287631), (477, 150147), (603, 118773), (747, 95877), (1431, 50049), (1809, 39591), (2241, 31959), (3551, 20169), (4293, 16683), (4399, 16281), (5427, 13197), (5561, 12879), (6723, 10653)]