51705927

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 97100640

約数和(自身を除く): 45394713

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 49, 63, 87, 91, 117, 147, 203, 261, 273, 311, 377, 441, 609, 637, 819, 933, 1131, 1421, 1827, 1911, 2177, 2639, 2799, 3393, 4043, 4263, 5733, 6531, 7917, 9019, 12129, 12789, 15239, 18473, 19593, 23751, 27057, 28301, 36387, 45717, 55419, 63133, 81171, 84903, 117247, 137151, 166257, 189399, 198107, 254709, 351741, 441931, 568197, 594321, 820729, 1055223, 1325793, 1782963, 2462187, 3977379, 5745103, 7386561, 17235309, 51705927]

約数ペア:

[(1, 51705927), (3, 17235309), (7, 7386561), (9, 5745103), (13, 3977379), (21, 2462187), (29, 1782963), (39, 1325793), (49, 1055223), (63, 820729), (87, 594321), (91, 568197), (117, 441931), (147, 351741), (203, 254709), (261, 198107), (273, 189399), (311, 166257), (377, 137151), (441, 117247), (609, 84903), (637, 81171), (819, 63133), (933, 55419), (1131, 45717), (1421, 36387), (1827, 28301), (1911, 27057), (2177, 23751), (2639, 19593), (2799, 18473), (3393, 15239), (4043, 12789), (4263, 12129), (5733, 9019), (6531, 7917)]