13481991484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{857}}^1\times {\mathrm{4261}}^1$

素因数の和:5206

約数の個数: 48

約数和(自身を含む): 25802352576

約数和(自身を除く): 12320361092

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 857, 923, 1714, 1846, 3428, 3692, 4261, 8522, 11141, 17044, 22282, 44564, 55393, 60847, 110786, 121694, 221572, 243388, 302531, 605062, 791011, 1210124, 1582022, 3164044, 3651677, 3932903, 7303354, 7865806, 14606708, 15731612, 47471801, 94943602, 189887204, 259269067, 518538134, 1037076268, 3370497871, 6740995742, 13481991484]

約数ペア:

[(1, 13481991484), (2, 6740995742), (4, 3370497871), (13, 1037076268), (26, 518538134), (52, 259269067), (71, 189887204), (142, 94943602), (284, 47471801), (857, 15731612), (923, 14606708), (1714, 7865806), (1846, 7303354), (3428, 3932903), (3692, 3651677), (4261, 3164044), (8522, 1582022), (11141, 1210124), (17044, 791011), (22282, 605062), (44564, 302531), (55393, 243388), (60847, 221572), (110786, 121694)]