1215193725

素因数分解:

$3^3\times 5^2\times {\mathrm{431}}^1\times {\mathrm{4177}}^1$

素因数の和:4627

約数の個数: 48

約数和(自身を含む): 2238071040

約数和(自身を除く): 1022877315

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 431, 675, 1293, 2155, 3879, 4177, 6465, 10775, 11637, 12531, 19395, 20885, 32325, 37593, 58185, 62655, 96975, 104425, 112779, 187965, 290925, 313275, 563895, 939825, 1800287, 2819475, 5400861, 9001435, 16202583, 27004305, 45007175, 48607749, 81012915, 135021525, 243038745, 405064575, 1215193725]

約数ペア:

[(1, 1215193725), (3, 405064575), (5, 243038745), (9, 135021525), (15, 81012915), (25, 48607749), (27, 45007175), (45, 27004305), (75, 16202583), (135, 9001435), (225, 5400861), (431, 2819475), (675, 1800287), (1293, 939825), (2155, 563895), (3879, 313275), (4177, 290925), (6465, 187965), (10775, 112779), (11637, 104425), (12531, 96975), (19395, 62655), (20885, 58185), (32325, 37593)]