1640488311

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 3034377216

約数和(自身を除く): 1393888905

約数列:

[1, 3, 7, 9, 11, 21, 33, 61, 63, 77, 99, 151, 183, 231, 257, 427, 453, 549, 671, 693, 771, 1057, 1281, 1359, 1661, 1799, 2013, 2313, 2827, 3171, 3843, 4697, 4983, 5397, 6039, 8481, 9211, 9513, 11627, 14091, 14949, 15677, 16191, 19789, 25443, 27633, 34881, 38807, 42273, 47031, 59367, 64477, 82899, 101321, 104643, 109739, 116421, 141093, 172447, 178101, 193431, 271649, 303963, 329217, 349263, 426877, 517341, 580293, 709247, 814947, 911889, 987651, 1207129, 1280631, 1552023, 2127741, 2367227, 2444841, 2988139, 3621387, 3841893, 6383223, 7101681, 8964417, 10864161, 16570589, 21305043, 26039497, 26893251, 49711767, 78118491, 149135301, 182276479, 234355473, 546829437, 1640488311]

約数ペア:

[(1, 1640488311), (3, 546829437), (7, 234355473), (9, 182276479), (11, 149135301), (21, 78118491), (33, 49711767), (61, 26893251), (63, 26039497), (77, 21305043), (99, 16570589), (151, 10864161), (183, 8964417), (231, 7101681), (257, 6383223), (427, 3841893), (453, 3621387), (549, 2988139), (671, 2444841), (693, 2367227), (771, 2127741), (1057, 1552023), (1281, 1280631), (1359, 1207129), (1661, 987651), (1799, 911889), (2013, 814947), (2313, 709247), (2827, 580293), (3171, 517341), (3843, 426877), (4697, 349263), (4983, 329217), (5397, 303963), (6039, 271649), (8481, 193431), (9211, 178101), (9513, 172447), (11627, 141093), (14091, 116421), (14949, 109739), (15677, 104643), (16191, 101321), (19789, 82899), (25443, 64477), (27633, 59367), (34881, 47031), (38807, 42273)]