1561284

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1440

約数の個数: 36

約数和(自身を含む): 4076800

約数和(自身を除く): 2515516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 1399, 2798, 4197, 5596, 8394, 12591, 16788, 25182, 43369, 50364, 86738, 130107, 173476, 260214, 390321, 520428, 780642, 1561284]

約数ペア:

[(1, 1561284), (2, 780642), (3, 520428), (4, 390321), (6, 260214), (9, 173476), (12, 130107), (18, 86738), (31, 50364), (36, 43369), (62, 25182), (93, 16788), (124, 12591), (186, 8394), (279, 5596), (372, 4197), (558, 2798), (1116, 1399)]