12131465475

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{10861}}^1$

素因数の和:11208

約数の個数: 48

約数和(自身を含む): 20510410464

約数和(自身を除く): 8378944989

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 281, 795, 843, 1325, 1405, 3975, 4215, 7025, 10861, 14893, 21075, 32583, 44679, 54305, 74465, 162915, 223395, 271525, 372325, 575633, 814575, 1116975, 1726899, 2878165, 3051941, 8634495, 9155823, 14390825, 15259705, 43172475, 45779115, 76298525, 161752873, 228895575, 485258619, 808764365, 2426293095, 4043821825, 12131465475]

約数ペア:

[(1, 12131465475), (3, 4043821825), (5, 2426293095), (15, 808764365), (25, 485258619), (53, 228895575), (75, 161752873), (159, 76298525), (265, 45779115), (281, 43172475), (795, 15259705), (843, 14390825), (1325, 9155823), (1405, 8634495), (3975, 3051941), (4215, 2878165), (7025, 1726899), (10861, 1116975), (14893, 814575), (21075, 575633), (32583, 372325), (44679, 271525), (54305, 223395), (74465, 162915)]