128889705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{28547}}^1$

素因数の和:28605

約数の個数: 32

約数和(自身を含む): 241173504

約数和(自身を除く): 112283799

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4515, 28547, 85641, 142735, 199829, 428205, 599487, 999145, 1227521, 2997435, 3682563, 6137605, 8592647, 18412815, 25777941, 42963235, 128889705]

約数ペア:

[(1, 128889705), (3, 42963235), (5, 25777941), (7, 18412815), (15, 8592647), (21, 6137605), (35, 3682563), (43, 2997435), (105, 1227521), (129, 999145), (215, 599487), (301, 428205), (645, 199829), (903, 142735), (1505, 85641), (4515, 28547)]