78181236

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{310243}}^1$

素因数の和:310260

約数の個数: 36

約数和(自身を含む): 225857632

約数和(自身を除く): 147676396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 310243, 620486, 930729, 1240972, 1861458, 2171701, 2792187, 3722916, 4343402, 5584374, 6515103, 8686804, 11168748, 13030206, 19545309, 26060412, 39090618, 78181236]

約数ペア:

[(1, 78181236), (2, 39090618), (3, 26060412), (4, 19545309), (6, 13030206), (7, 11168748), (9, 8686804), (12, 6515103), (14, 5584374), (18, 4343402), (21, 3722916), (28, 2792187), (36, 2171701), (42, 1861458), (63, 1240972), (84, 930729), (126, 620486), (252, 310243)]