1228845

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 32

約数和(自身を含む): 2142720

約数和(自身を除く): 913875

約数列:

[1, 3, 5, 15, 17, 51, 61, 79, 85, 183, 237, 255, 305, 395, 915, 1037, 1185, 1343, 3111, 4029, 4819, 5185, 6715, 14457, 15555, 20145, 24095, 72285, 81923, 245769, 409615, 1228845]

約数ペア:

[(1, 1228845), (3, 409615), (5, 245769), (15, 81923), (17, 72285), (51, 24095), (61, 20145), (79, 15555), (85, 14457), (183, 6715), (237, 5185), (255, 4819), (305, 4029), (395, 3111), (915, 1343), (1037, 1185)]