291212392

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{12203}}^1$

素因数の和:12385

約数の個数: 32

約数和(自身を含む): 578469600

約数和(自身を除く): 287257208

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 157, 314, 628, 1256, 2983, 5966, 11932, 12203, 23864, 24406, 48812, 97624, 231857, 463714, 927428, 1854856, 1915871, 3831742, 7663484, 15326968, 36401549, 72803098, 145606196, 291212392]

約数ペア:

[(1, 291212392), (2, 145606196), (4, 72803098), (8, 36401549), (19, 15326968), (38, 7663484), (76, 3831742), (152, 1915871), (157, 1854856), (314, 927428), (628, 463714), (1256, 231857), (2983, 97624), (5966, 48812), (11932, 24406), (12203, 23864)]