644873508

素因数分解:

$2^2\times 3^3\times {\mathrm{491}}^1\times {\mathrm{12161}}^1$

素因数の和:12665

約数の個数: 48

約数和(自身を含む): 1675437120

約数和(自身を除く): 1030563612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 491, 982, 1473, 1964, 2946, 4419, 5892, 8838, 12161, 13257, 17676, 24322, 26514, 36483, 48644, 53028, 72966, 109449, 145932, 218898, 328347, 437796, 656694, 1313388, 5971051, 11942102, 17913153, 23884204, 35826306, 53739459, 71652612, 107478918, 161218377, 214957836, 322436754, 644873508]

約数ペア:

[(1, 644873508), (2, 322436754), (3, 214957836), (4, 161218377), (6, 107478918), (9, 71652612), (12, 53739459), (18, 35826306), (27, 23884204), (36, 17913153), (54, 11942102), (108, 5971051), (491, 1313388), (982, 656694), (1473, 437796), (1964, 328347), (2946, 218898), (4419, 145932), (5892, 109449), (8838, 72966), (12161, 53028), (13257, 48644), (17676, 36483), (24322, 26514)]