28897245

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1051}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 55141632

約数和(自身を除く): 26244387

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 47, 65, 117, 141, 195, 235, 423, 585, 611, 705, 1051, 1833, 2115, 3055, 3153, 5255, 5499, 9165, 9459, 13663, 15765, 27495, 40989, 47295, 49397, 68315, 122967, 148191, 204945, 246985, 444573, 614835, 642161, 740955, 1926483, 2222865, 3210805, 5779449, 9632415, 28897245]

約数ペア:

[(1, 28897245), (3, 9632415), (5, 5779449), (9, 3210805), (13, 2222865), (15, 1926483), (39, 740955), (45, 642161), (47, 614835), (65, 444573), (117, 246985), (141, 204945), (195, 148191), (235, 122967), (423, 68315), (585, 49397), (611, 47295), (705, 40989), (1051, 27495), (1833, 15765), (2115, 13663), (3055, 9459), (3153, 9165), (5255, 5499)]