156777315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{26731}}^1$

素因数の和:26779

約数の個数: 32

約数和(自身を含む): 277157376

約数和(自身を除く): 120380061

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5865, 26731, 80193, 133655, 400965, 454427, 614813, 1363281, 1844439, 2272135, 3074065, 6816405, 9222195, 10451821, 31355463, 52259105, 156777315]

約数ペア:

[(1, 156777315), (3, 52259105), (5, 31355463), (15, 10451821), (17, 9222195), (23, 6816405), (51, 3074065), (69, 2272135), (85, 1844439), (115, 1363281), (255, 614813), (345, 454427), (391, 400965), (1173, 133655), (1955, 80193), (5865, 26731)]