287789190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{737921}}^1$

素因数の和:737944

約数の個数: 32

約数和(自身を含む): 743825376

約数和(自身を除く): 456036186

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 737921, 1475842, 2213763, 3689605, 4427526, 7379210, 9592973, 11068815, 19185946, 22137630, 28778919, 47964865, 57557838, 95929730, 143894595, 287789190]

約数ペア:

[(1, 287789190), (2, 143894595), (3, 95929730), (5, 57557838), (6, 47964865), (10, 28778919), (13, 22137630), (15, 19185946), (26, 11068815), (30, 9592973), (39, 7379210), (65, 4427526), (78, 3689605), (130, 2213763), (195, 1475842), (390, 737921)]