219310370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{7457}}^1$

素因数の和:7654

約数の個数: 32

約数和(自身を含む): 420452208

約数和(自身を除く): 201141838

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 173, 346, 865, 1730, 2941, 5882, 7457, 14705, 14914, 29410, 37285, 74570, 126769, 253538, 633845, 1267690, 1290061, 2580122, 6450305, 12900610, 21931037, 43862074, 109655185, 219310370]

約数ペア:

[(1, 219310370), (2, 109655185), (5, 43862074), (10, 21931037), (17, 12900610), (34, 6450305), (85, 2580122), (170, 1290061), (173, 1267690), (346, 633845), (865, 253538), (1730, 126769), (2941, 74570), (5882, 37285), (7457, 29410), (14705, 14914)]