30728415

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{787}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 52197120

約数和(自身を除く): 21468705

約数列:

[1, 3, 5, 15, 19, 57, 95, 137, 285, 411, 685, 787, 2055, 2361, 2603, 3935, 7809, 11805, 13015, 14953, 39045, 44859, 74765, 107819, 224295, 323457, 539095, 1617285, 2048561, 6145683, 10242805, 30728415]

約数ペア:

[(1, 30728415), (3, 10242805), (5, 6145683), (15, 2048561), (19, 1617285), (57, 539095), (95, 323457), (137, 224295), (285, 107819), (411, 74765), (685, 44859), (787, 39045), (2055, 14953), (2361, 13015), (2603, 11805), (3935, 7809)]