291018003

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 417312000

約数和(自身を除く): 126293997

約数列:

[1, 3, 19, 57, 83, 137, 249, 411, 449, 1347, 1577, 2603, 4731, 7809, 8531, 11371, 25593, 34113, 37267, 61513, 111801, 184539, 216049, 648147, 708073, 1168747, 2124219, 3506241, 5105579, 15316737, 97006001, 291018003]

約数ペア:

[(1, 291018003), (3, 97006001), (19, 15316737), (57, 5105579), (83, 3506241), (137, 2124219), (249, 1168747), (411, 708073), (449, 648147), (1347, 216049), (1577, 184539), (2603, 111801), (4731, 61513), (7809, 37267), (8531, 34113), (11371, 25593)]