213545982

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{20899}}^1$

素因数の和:21048

約数の個数: 32

約数和(自身を含む): 463478400

約数和(自身を除く): 249932418

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 3406, 5109, 10218, 20899, 41798, 62697, 125394, 271687, 543374, 815061, 1630122, 2737769, 5475538, 8213307, 16426614, 35590997, 71181994, 106772991, 213545982]

約数ペア:

[(1, 213545982), (2, 106772991), (3, 71181994), (6, 35590997), (13, 16426614), (26, 8213307), (39, 5475538), (78, 2737769), (131, 1630122), (262, 815061), (393, 543374), (786, 271687), (1703, 125394), (3406, 62697), (5109, 41798), (10218, 20899)]