25064091

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 41277600

約数和(自身を除く): 16213509

約数列:

[1, 3, 9, 13, 29, 39, 83, 87, 89, 117, 249, 261, 267, 377, 747, 801, 1079, 1131, 1157, 2407, 2581, 3237, 3393, 3471, 7221, 7387, 7743, 9711, 10413, 21663, 22161, 23229, 31291, 33553, 66483, 93873, 96031, 100659, 214223, 281619, 288093, 301977, 642669, 864279, 1928007, 2784899, 8354697, 25064091]

約数ペア:

[(1, 25064091), (3, 8354697), (9, 2784899), (13, 1928007), (29, 864279), (39, 642669), (83, 301977), (87, 288093), (89, 281619), (117, 214223), (249, 100659), (261, 96031), (267, 93873), (377, 66483), (747, 33553), (801, 31291), (1079, 23229), (1131, 22161), (1157, 21663), (2407, 10413), (2581, 9711), (3237, 7743), (3393, 7387), (3471, 7221)]