1898382015

素因数分解:

$3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{52667}}^1$

素因数の和:52773

約数の個数: 40

約数和(自身を含む): 3441327120

約数和(自身を除く): 1542945105

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 89, 135, 267, 405, 445, 801, 1335, 2403, 4005, 7209, 12015, 36045, 52667, 158001, 263335, 474003, 790005, 1422009, 2370015, 4266027, 4687363, 7110045, 14062089, 21330135, 23436815, 42186267, 70310445, 126558801, 210931335, 379676403, 632794005, 1898382015]

約数ペア:

[(1, 1898382015), (3, 632794005), (5, 379676403), (9, 210931335), (15, 126558801), (27, 70310445), (45, 42186267), (81, 23436815), (89, 21330135), (135, 14062089), (267, 7110045), (405, 4687363), (445, 4266027), (801, 2370015), (1335, 1422009), (2403, 790005), (4005, 474003), (7209, 263335), (12015, 158001), (36045, 52667)]