213030790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{887}}^1$

素因数の和:1021

約数の個数: 64

約数和(自身を含む): 454201344

約数和(自身を除く): 241170554

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 73, 94, 146, 235, 329, 365, 470, 511, 658, 730, 887, 1022, 1645, 1774, 2555, 3290, 3431, 4435, 5110, 6209, 6862, 8870, 12418, 17155, 24017, 31045, 34310, 41689, 48034, 62090, 64751, 83378, 120085, 129502, 208445, 240170, 291823, 323755, 416890, 453257, 583646, 647510, 906514, 1459115, 2266285, 2918230, 3043297, 4532570, 6086594, 15216485, 21303079, 30432970, 42606158, 106515395, 213030790]

約数ペア:

[(1, 213030790), (2, 106515395), (5, 42606158), (7, 30432970), (10, 21303079), (14, 15216485), (35, 6086594), (47, 4532570), (70, 3043297), (73, 2918230), (94, 2266285), (146, 1459115), (235, 906514), (329, 647510), (365, 583646), (470, 453257), (511, 416890), (658, 323755), (730, 291823), (887, 240170), (1022, 208445), (1645, 129502), (1774, 120085), (2555, 83378), (3290, 64751), (3431, 62090), (4435, 48034), (5110, 41689), (6209, 34310), (6862, 31045), (8870, 24017), (12418, 17155)]