215459556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{4441}}^1$

素因数の和:4772

約数の個数: 48

約数和(自身を含む): 543274368

約数和(自身を除く): 327814812

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 311, 622, 933, 1244, 1866, 3732, 4043, 4441, 8086, 8882, 12129, 13323, 16172, 17764, 24258, 26646, 48516, 53292, 57733, 115466, 173199, 230932, 346398, 692796, 1381151, 2762302, 4143453, 5524604, 8286906, 16573812, 17954963, 35909926, 53864889, 71819852, 107729778, 215459556]

約数ペア:

[(1, 215459556), (2, 107729778), (3, 71819852), (4, 53864889), (6, 35909926), (12, 17954963), (13, 16573812), (26, 8286906), (39, 5524604), (52, 4143453), (78, 2762302), (156, 1381151), (311, 692796), (622, 346398), (933, 230932), (1244, 173199), (1866, 115466), (3732, 57733), (4043, 53292), (4441, 48516), (8086, 26646), (8882, 24258), (12129, 17764), (13323, 16172)]