187280639

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 236544000

約数和(自身を除く): 49263361

約数列:

[1, 7, 13, 79, 91, 109, 239, 553, 763, 1027, 1417, 1673, 3107, 7189, 8611, 9919, 18881, 21749, 26051, 60277, 111943, 132167, 182357, 245453, 338663, 783601, 1718171, 2058029, 2370641, 14406203, 26754377, 187280639]

約数ペア:

[(1, 187280639), (7, 26754377), (13, 14406203), (79, 2370641), (91, 2058029), (109, 1718171), (239, 783601), (553, 338663), (763, 245453), (1027, 182357), (1417, 132167), (1673, 111943), (3107, 60277), (7189, 26051), (8611, 21749), (9919, 18881)]