2789150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 6395424

約数和(自身を除く): 3606274

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 613, 650, 910, 1226, 2275, 3065, 4291, 4550, 6130, 7969, 8582, 15325, 15938, 21455, 30650, 39845, 42910, 55783, 79690, 107275, 111566, 199225, 214550, 278915, 398450, 557830, 1394575, 2789150]

約数ペア:

[(1, 2789150), (2, 1394575), (5, 557830), (7, 398450), (10, 278915), (13, 214550), (14, 199225), (25, 111566), (26, 107275), (35, 79690), (50, 55783), (65, 42910), (70, 39845), (91, 30650), (130, 21455), (175, 15938), (182, 15325), (325, 8582), (350, 7969), (455, 6130), (613, 4550), (650, 4291), (910, 3065), (1226, 2275)]