1994682321

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2221}}^1$

素因数の和:2327

約数の個数: 64

約数和(自身を含む): 3242342400

約数和(自身を除く): 1247660079

約数列:

[1, 3, 9, 27, 29, 31, 37, 87, 93, 111, 261, 279, 333, 783, 837, 899, 999, 1073, 1147, 2221, 2697, 3219, 3441, 6663, 8091, 9657, 10323, 19989, 24273, 28971, 30969, 33263, 59967, 64409, 68851, 82177, 99789, 193227, 206553, 246531, 299367, 579681, 619659, 739593, 898101, 1739043, 1858977, 1996679, 2218779, 2383133, 2547487, 5990037, 7149399, 7642461, 17970111, 21448197, 22927383, 53910333, 64344591, 68782149, 73877123, 221631369, 664894107, 1994682321]

約数ペア:

[(1, 1994682321), (3, 664894107), (9, 221631369), (27, 73877123), (29, 68782149), (31, 64344591), (37, 53910333), (87, 22927383), (93, 21448197), (111, 17970111), (261, 7642461), (279, 7149399), (333, 5990037), (783, 2547487), (837, 2383133), (899, 2218779), (999, 1996679), (1073, 1858977), (1147, 1739043), (2221, 898101), (2697, 739593), (3219, 619659), (3441, 579681), (6663, 299367), (8091, 246531), (9657, 206553), (10323, 193227), (19989, 99789), (24273, 82177), (28971, 68851), (30969, 64409), (33263, 59967)]