289323545

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1951}}^1$

素因数の和:2205

約数の個数: 32

約数和(自身を含む): 419758080

約数和(自身を除く): 130434535

約数列:

[1, 5, 7, 19, 35, 95, 133, 223, 665, 1115, 1561, 1951, 4237, 7805, 9755, 13657, 21185, 29659, 37069, 68285, 148295, 185345, 259483, 435073, 1297415, 2175365, 3045511, 8266387, 15227555, 41331935, 57864709, 289323545]

約数ペア:

[(1, 289323545), (5, 57864709), (7, 41331935), (19, 15227555), (35, 8266387), (95, 3045511), (133, 2175365), (223, 1297415), (665, 435073), (1115, 259483), (1561, 185345), (1951, 148295), (4237, 68285), (7805, 37069), (9755, 29659), (13657, 21185)]