1971375796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{7867}}^1$

素因数の和:8024

約数の個数: 48

約数和(自身を含む): 3824477440

約数和(自身を除く): 1853101644

約数列:

[1, 2, 4, 13, 26, 52, 61, 79, 122, 158, 244, 316, 793, 1027, 1586, 2054, 3172, 4108, 4819, 7867, 9638, 15734, 19276, 31468, 62647, 102271, 125294, 204542, 250588, 409084, 479887, 621493, 959774, 1242986, 1919548, 2485972, 6238531, 8079409, 12477062, 16158818, 24954124, 32317636, 37911073, 75822146, 151644292, 492843949, 985687898, 1971375796]

約数ペア:

[(1, 1971375796), (2, 985687898), (4, 492843949), (13, 151644292), (26, 75822146), (52, 37911073), (61, 32317636), (79, 24954124), (122, 16158818), (158, 12477062), (244, 8079409), (316, 6238531), (793, 2485972), (1027, 1919548), (1586, 1242986), (2054, 959774), (3172, 621493), (4108, 479887), (4819, 409084), (7867, 250588), (9638, 204542), (15734, 125294), (19276, 102271), (31468, 62647)]