38987165

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 56194560

約数和(自身を除く): 17207395

約数列:

[1, 5, 7, 29, 35, 71, 145, 203, 355, 497, 541, 1015, 2059, 2485, 2705, 3787, 10295, 14413, 15689, 18935, 38411, 72065, 78445, 109823, 192055, 268877, 549115, 1113919, 1344385, 5569595, 7797433, 38987165]

約数ペア:

[(1, 38987165), (5, 7797433), (7, 5569595), (29, 1344385), (35, 1113919), (71, 549115), (145, 268877), (203, 192055), (355, 109823), (497, 78445), (541, 72065), (1015, 38411), (2059, 18935), (2485, 15689), (2705, 14413), (3787, 10295)]