218339706

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{26161}}^1$

素因数の和:26286

約数の個数: 32

約数和(自身を含む): 474683328

約数和(自身を除く): 256343622

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 214, 321, 642, 1391, 2782, 4173, 8346, 26161, 52322, 78483, 156966, 340093, 680186, 1020279, 2040558, 2799227, 5598454, 8397681, 16795362, 36389951, 72779902, 109169853, 218339706]

約数ペア:

[(1, 218339706), (2, 109169853), (3, 72779902), (6, 36389951), (13, 16795362), (26, 8397681), (39, 5598454), (78, 2799227), (107, 2040558), (214, 1020279), (321, 680186), (642, 340093), (1391, 156966), (2782, 78483), (4173, 52322), (8346, 26161)]