25369578

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:604

約数の個数: 64

約数和(自身を含む): 61689600

約数和(自身を除く): 36320022

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 71, 78, 117, 142, 213, 234, 351, 426, 509, 639, 702, 923, 1018, 1278, 1527, 1846, 1917, 2769, 3054, 3834, 4581, 5538, 6617, 8307, 9162, 13234, 13743, 16614, 19851, 24921, 27486, 36139, 39702, 49842, 59553, 72278, 108417, 119106, 178659, 216834, 325251, 357318, 469807, 650502, 939614, 975753, 1409421, 1951506, 2818842, 4228263, 8456526, 12684789, 25369578]

約数ペア:

[(1, 25369578), (2, 12684789), (3, 8456526), (6, 4228263), (9, 2818842), (13, 1951506), (18, 1409421), (26, 975753), (27, 939614), (39, 650502), (54, 469807), (71, 357318), (78, 325251), (117, 216834), (142, 178659), (213, 119106), (234, 108417), (351, 72278), (426, 59553), (509, 49842), (639, 39702), (702, 36139), (923, 27486), (1018, 24921), (1278, 19851), (1527, 16614), (1846, 13743), (1917, 13234), (2769, 9162), (3054, 8307), (3834, 6617), (4581, 5538)]