189747145

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2633}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 273093120

約数和(自身を除く): 83345975

約数列:

[1, 5, 7, 29, 35, 71, 145, 203, 355, 497, 1015, 2059, 2485, 2633, 10295, 13165, 14413, 18431, 72065, 76357, 92155, 186943, 381785, 534499, 934715, 1308601, 2672495, 5421347, 6543005, 27106735, 37949429, 189747145]

約数ペア:

[(1, 189747145), (5, 37949429), (7, 27106735), (29, 6543005), (35, 5421347), (71, 2672495), (145, 1308601), (203, 934715), (355, 534499), (497, 381785), (1015, 186943), (2059, 92155), (2485, 76357), (2633, 72065), (10295, 18431), (13165, 14413)]