218013651

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{373}}^1\times {\mathrm{643}}^1$

素因数の和:1123

約数の個数: 24

約数和(自身を含む): 319375056

約数和(自身を除く): 101361405

約数列:

[1, 3, 9, 101, 303, 373, 643, 909, 1119, 1929, 3357, 5787, 37673, 64943, 113019, 194829, 239839, 339057, 584487, 719517, 2158551, 24223739, 72671217, 218013651]

約数ペア:

[(1, 218013651), (3, 72671217), (9, 24223739), (101, 2158551), (303, 719517), (373, 584487), (643, 339057), (909, 239839), (1119, 194829), (1929, 113019), (3357, 64943), (5787, 37673)]