156912990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{402341}}^1$

素因数の和:402364

約数の個数: 32

約数和(自身を含む): 405560736

約数和(自身を除く): 248647746

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 402341, 804682, 1207023, 2011705, 2414046, 4023410, 5230433, 6035115, 10460866, 12070230, 15691299, 26152165, 31382598, 52304330, 78456495, 156912990]

約数ペア:

[(1, 156912990), (2, 78456495), (3, 52304330), (5, 31382598), (6, 26152165), (10, 15691299), (13, 12070230), (15, 10460866), (26, 6035115), (30, 5230433), (39, 4023410), (65, 2414046), (78, 2011705), (130, 1207023), (195, 804682), (390, 402341)]