1961567235

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1\times {\mathrm{1667}}^1$

素因数の和:2088

約数の個数: 48

約数和(自身を含む): 3455562240

約数和(自身を除く): 1493995005

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 331, 395, 711, 993, 1185, 1655, 1667, 2979, 3555, 4965, 5001, 8335, 14895, 15003, 25005, 26149, 75015, 78447, 130745, 131693, 235341, 392235, 395079, 551777, 658465, 1176705, 1185237, 1655331, 1975395, 2758885, 4965993, 5926185, 8276655, 24829965, 43590383, 130771149, 217951915, 392313447, 653855745, 1961567235]

約数ペア:

[(1, 1961567235), (3, 653855745), (5, 392313447), (9, 217951915), (15, 130771149), (45, 43590383), (79, 24829965), (237, 8276655), (331, 5926185), (395, 4965993), (711, 2758885), (993, 1975395), (1185, 1655331), (1655, 1185237), (1667, 1176705), (2979, 658465), (3555, 551777), (4965, 395079), (5001, 392235), (8335, 235341), (14895, 131693), (15003, 130745), (25005, 78447), (26149, 75015)]