1289730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3307}}^1$

素因数の和:3330

約数の個数: 32

約数和(自身を含む): 3334464

約数和(自身を除く): 2044734

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 3307, 6614, 9921, 16535, 19842, 33070, 42991, 49605, 85982, 99210, 128973, 214955, 257946, 429910, 644865, 1289730]

約数ペア:

[(1, 1289730), (2, 644865), (3, 429910), (5, 257946), (6, 214955), (10, 128973), (13, 99210), (15, 85982), (26, 49605), (30, 42991), (39, 33070), (65, 19842), (78, 16535), (130, 9921), (195, 6614), (390, 3307)]