641357964

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{2311}}^1$

素因数の和:2927

約数の個数: 72

約数和(自身を含む): 1749619872

約数和(自身を除く): 1108261908

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 593, 1186, 1779, 2311, 2372, 3558, 4622, 5337, 6933, 7116, 7709, 9244, 10674, 13866, 15418, 20799, 21348, 23127, 27732, 30043, 30836, 41598, 46254, 60086, 69381, 83196, 90129, 92508, 120172, 138762, 180258, 270387, 277524, 360516, 540774, 1081548, 1370423, 2740846, 4111269, 5481692, 8222538, 12333807, 16445076, 17815499, 24667614, 35630998, 49335228, 53446497, 71261996, 106892994, 160339491, 213785988, 320678982, 641357964]

約数ペア:

[(1, 641357964), (2, 320678982), (3, 213785988), (4, 160339491), (6, 106892994), (9, 71261996), (12, 53446497), (13, 49335228), (18, 35630998), (26, 24667614), (36, 17815499), (39, 16445076), (52, 12333807), (78, 8222538), (117, 5481692), (156, 4111269), (234, 2740846), (468, 1370423), (593, 1081548), (1186, 540774), (1779, 360516), (2311, 277524), (2372, 270387), (3558, 180258), (4622, 138762), (5337, 120172), (6933, 92508), (7116, 90129), (7709, 83196), (9244, 69381), (10674, 60086), (13866, 46254), (15418, 41598), (20799, 30836), (21348, 30043), (23127, 27732)]