1217908575

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{138793}}^1$

素因数の和:138825

約数の個数: 48

約数和(自身を含む): 2409463840

約数和(自身を除く): 1191555265

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 585, 675, 975, 1755, 2925, 8775, 138793, 416379, 693965, 1249137, 1804309, 2081895, 3469825, 3747411, 5412927, 6245685, 9021545, 10409475, 16238781, 18737055, 27064635, 31228425, 45107725, 48716343, 81193905, 93685275, 135323175, 243581715, 405969525, 1217908575]

約数ペア:

[(1, 1217908575), (3, 405969525), (5, 243581715), (9, 135323175), (13, 93685275), (15, 81193905), (25, 48716343), (27, 45107725), (39, 31228425), (45, 27064635), (65, 18737055), (75, 16238781), (117, 10409475), (135, 9021545), (195, 6245685), (225, 5412927), (325, 3747411), (351, 3469825), (585, 2081895), (675, 1804309), (975, 1249137), (1755, 693965), (2925, 416379), (8775, 138793)]