16968645

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 30730752

約数和(自身を除く): 13762107

約数列:

[1, 3, 5, 9, 15, 45, 47, 71, 113, 141, 213, 235, 339, 355, 423, 565, 639, 705, 1017, 1065, 1695, 2115, 3195, 3337, 5085, 5311, 8023, 10011, 15933, 16685, 24069, 26555, 30033, 40115, 47799, 50055, 72207, 79665, 120345, 150165, 238995, 361035, 377081, 1131243, 1885405, 3393729, 5656215, 16968645]

約数ペア:

[(1, 16968645), (3, 5656215), (5, 3393729), (9, 1885405), (15, 1131243), (45, 377081), (47, 361035), (71, 238995), (113, 150165), (141, 120345), (213, 79665), (235, 72207), (339, 50055), (355, 47799), (423, 40115), (565, 30033), (639, 26555), (705, 24069), (1017, 16685), (1065, 15933), (1695, 10011), (2115, 8023), (3195, 5311), (3337, 5085)]