13158075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 25284096

約数和(自身を除く): 12126021

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 71, 75, 105, 175, 213, 353, 355, 497, 525, 1059, 1065, 1491, 1765, 1775, 2471, 2485, 5295, 5325, 7413, 7455, 8825, 12355, 12425, 25063, 26475, 37065, 37275, 61775, 75189, 125315, 175441, 185325, 375945, 526323, 626575, 877205, 1879725, 2631615, 4386025, 13158075]

約数ペア:

[(1, 13158075), (3, 4386025), (5, 2631615), (7, 1879725), (15, 877205), (21, 626575), (25, 526323), (35, 375945), (71, 185325), (75, 175441), (105, 125315), (175, 75189), (213, 61775), (353, 37275), (355, 37065), (497, 26475), (525, 25063), (1059, 12425), (1065, 12355), (1491, 8825), (1765, 7455), (1775, 7413), (2471, 5325), (2485, 5295)]