65676321

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 105850368

約数和(自身を除く): 40174047

約数列:

[1, 3, 9, 17, 31, 51, 61, 93, 153, 183, 227, 279, 527, 549, 681, 1037, 1581, 1891, 2043, 3111, 3859, 4743, 5673, 7037, 9333, 11577, 13847, 17019, 21111, 32147, 34731, 41541, 63333, 96441, 119629, 124623, 235399, 289323, 358887, 429257, 706197, 1076661, 1287771, 2118591, 3863313, 7297369, 21892107, 65676321]

約数ペア:

[(1, 65676321), (3, 21892107), (9, 7297369), (17, 3863313), (31, 2118591), (51, 1287771), (61, 1076661), (93, 706197), (153, 429257), (183, 358887), (227, 289323), (279, 235399), (527, 124623), (549, 119629), (681, 96441), (1037, 63333), (1581, 41541), (1891, 34731), (2043, 32147), (3111, 21111), (3859, 17019), (4743, 13847), (5673, 11577), (7037, 9333)]