78552015

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{3119}}^1$

素因数の和:3223

約数の個数: 32

約数和(自身を含む): 132986880

約数和(自身を除く): 54434865

約数列:

[1, 3, 5, 15, 23, 69, 73, 115, 219, 345, 365, 1095, 1679, 3119, 5037, 8395, 9357, 15595, 25185, 46785, 71737, 215211, 227687, 358685, 683061, 1076055, 1138435, 3415305, 5236801, 15710403, 26184005, 78552015]

約数ペア:

[(1, 78552015), (3, 26184005), (5, 15710403), (15, 5236801), (23, 3415305), (69, 1138435), (73, 1076055), (115, 683061), (219, 358685), (345, 227687), (365, 215211), (1095, 71737), (1679, 46785), (3119, 25185), (5037, 15595), (8395, 9357)]