289968015

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{3769}}^1$

素因数の和:4023

約数の個数: 32

約数和(自身を含む): 486420480

約数和(自身を除く): 196452465

約数列:

[1, 3, 5, 15, 23, 69, 115, 223, 345, 669, 1115, 3345, 3769, 5129, 11307, 15387, 18845, 25645, 56535, 76935, 86687, 260061, 433435, 840487, 1300305, 2521461, 4202435, 12607305, 19331201, 57993603, 96656005, 289968015]

約数ペア:

[(1, 289968015), (3, 96656005), (5, 57993603), (15, 19331201), (23, 12607305), (69, 4202435), (115, 2521461), (223, 1300305), (345, 840487), (669, 433435), (1115, 260061), (3345, 86687), (3769, 76935), (5129, 56535), (11307, 25645), (15387, 18845)]