173825281

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 216760320

約数和(自身を除く): 42935039

約数列:

[1, 7, 19, 41, 127, 133, 251, 287, 779, 889, 1757, 2413, 4769, 5207, 5453, 10291, 16891, 31877, 33383, 36449, 72037, 98933, 195529, 223139, 605663, 692531, 1306957, 1368703, 4239641, 9148699, 24832183, 173825281]

約数ペア:

[(1, 173825281), (7, 24832183), (19, 9148699), (41, 4239641), (127, 1368703), (133, 1306957), (251, 692531), (287, 605663), (779, 223139), (889, 195529), (1757, 98933), (2413, 72037), (4769, 36449), (5207, 33383), (5453, 31877), (10291, 16891)]