154771965

素因数分解:

$3^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{953}}^1$

素因数の和:1371

約数の個数: 40

約数和(自身を含む): 278426808

約数和(自身を除く): 123654843

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 401, 405, 953, 1203, 2005, 2859, 3609, 4765, 6015, 8577, 10827, 14295, 18045, 25731, 32481, 42885, 54135, 77193, 128655, 162405, 382153, 385965, 1146459, 1910765, 3439377, 5732295, 10318131, 17196885, 30954393, 51590655, 154771965]

約数ペア:

[(1, 154771965), (3, 51590655), (5, 30954393), (9, 17196885), (15, 10318131), (27, 5732295), (45, 3439377), (81, 1910765), (135, 1146459), (401, 385965), (405, 382153), (953, 162405), (1203, 128655), (2005, 77193), (2859, 54135), (3609, 42885), (4765, 32481), (6015, 25731), (8577, 18045), (10827, 14295)]