11213775

素因数分解:

$3^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 21204000

約数和(自身を除く): 9990225

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 111, 135, 185, 225, 333, 449, 555, 675, 925, 999, 1347, 1665, 2245, 2775, 4041, 4995, 6735, 8325, 11225, 12123, 16613, 20205, 24975, 33675, 49839, 60615, 83065, 101025, 149517, 249195, 303075, 415325, 448551, 747585, 1245975, 2242755, 3737925, 11213775]

約数ペア:

[(1, 11213775), (3, 3737925), (5, 2242755), (9, 1245975), (15, 747585), (25, 448551), (27, 415325), (37, 303075), (45, 249195), (75, 149517), (111, 101025), (135, 83065), (185, 60615), (225, 49839), (333, 33675), (449, 24975), (555, 20205), (675, 16613), (925, 12123), (999, 11225), (1347, 8325), (1665, 6735), (2245, 4995), (2775, 4041)]