11280375

素因数分解:

$3^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:329

約数の個数: 48

約数和(自身を含む): 20961408

約数和(自身を除く): 9681033

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 125, 185, 225, 271, 333, 375, 555, 813, 925, 1125, 1355, 1665, 2439, 2775, 4065, 4625, 6775, 8325, 10027, 12195, 13875, 20325, 30081, 33875, 41625, 50135, 60975, 90243, 101625, 150405, 250675, 304875, 451215, 752025, 1253375, 2256075, 3760125, 11280375]

約数ペア:

[(1, 11280375), (3, 3760125), (5, 2256075), (9, 1253375), (15, 752025), (25, 451215), (37, 304875), (45, 250675), (75, 150405), (111, 101625), (125, 90243), (185, 60975), (225, 50135), (271, 41625), (333, 33875), (375, 30081), (555, 20325), (813, 13875), (925, 12195), (1125, 10027), (1355, 8325), (1665, 6775), (2439, 4625), (2775, 4065)]