313612575

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2179}}^1$

素因数の和:2312

約数の個数: 48

約数和(自身を含む): 551452800

約数和(自身を除く): 237840225

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 101, 285, 303, 475, 505, 1425, 1515, 1919, 2179, 2525, 5757, 6537, 7575, 9595, 10895, 28785, 32685, 41401, 47975, 54475, 124203, 143925, 163425, 207005, 220079, 621015, 660237, 1035025, 1100395, 3105075, 3301185, 4181501, 5501975, 12544503, 16505925, 20907505, 62722515, 104537525, 313612575]

約数ペア:

[(1, 313612575), (3, 104537525), (5, 62722515), (15, 20907505), (19, 16505925), (25, 12544503), (57, 5501975), (75, 4181501), (95, 3301185), (101, 3105075), (285, 1100395), (303, 1035025), (475, 660237), (505, 621015), (1425, 220079), (1515, 207005), (1919, 163425), (2179, 143925), (2525, 124203), (5757, 54475), (6537, 47975), (7575, 41401), (9595, 32685), (10895, 28785)]