642775146

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{709}}^1$

素因数の和:983

約数の個数: 64

約数和(自身を含む): 1417046400

約数和(自身を除く): 774271254

約数列:

[1, 2, 3, 6, 13, 26, 39, 59, 78, 118, 177, 197, 354, 394, 591, 709, 767, 1182, 1418, 1534, 2127, 2301, 2561, 4254, 4602, 5122, 7683, 9217, 11623, 15366, 18434, 23246, 27651, 34869, 41831, 55302, 69738, 83662, 125493, 139673, 151099, 250986, 279346, 302198, 419019, 453297, 543803, 838038, 906594, 1087606, 1631409, 1815749, 3262818, 3631498, 5447247, 8240707, 10894494, 16481414, 24722121, 49444242, 107129191, 214258382, 321387573, 642775146]

約数ペア:

[(1, 642775146), (2, 321387573), (3, 214258382), (6, 107129191), (13, 49444242), (26, 24722121), (39, 16481414), (59, 10894494), (78, 8240707), (118, 5447247), (177, 3631498), (197, 3262818), (354, 1815749), (394, 1631409), (591, 1087606), (709, 906594), (767, 838038), (1182, 543803), (1418, 453297), (1534, 419019), (2127, 302198), (2301, 279346), (2561, 250986), (4254, 151099), (4602, 139673), (5122, 125493), (7683, 83662), (9217, 69738), (11623, 55302), (15366, 41831), (18434, 34869), (23246, 27651)]