78977964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{506269}}^1$

素因数の和:506289

約数の個数: 24

約数和(自身を含む): 198457840

約数和(自身を除く): 119479876

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 506269, 1012538, 1518807, 2025076, 3037614, 6075228, 6581497, 13162994, 19744491, 26325988, 39488982, 78977964]

約数ペア:

[(1, 78977964), (2, 39488982), (3, 26325988), (4, 19744491), (6, 13162994), (12, 6581497), (13, 6075228), (26, 3037614), (39, 2025076), (52, 1518807), (78, 1012538), (156, 506269)]