228695215

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1609}}^1$

素因数の和:1783

約数の個数: 32

約数和(自身を含む): 326430720

約数和(自身を除く): 97735505

約数列:

[1, 5, 7, 31, 35, 131, 155, 217, 655, 917, 1085, 1609, 4061, 4585, 8045, 11263, 20305, 28427, 49879, 56315, 142135, 210779, 249395, 349153, 1053895, 1475453, 1745765, 6534149, 7377265, 32670745, 45739043, 228695215]

約数ペア:

[(1, 228695215), (5, 45739043), (7, 32670745), (31, 7377265), (35, 6534149), (131, 1745765), (155, 1475453), (217, 1053895), (655, 349153), (917, 249395), (1085, 210779), (1609, 142135), (4061, 56315), (4585, 49879), (8045, 28427), (11263, 20305)]