30981528

素因数分解:

$2^3\times 3^5\times {\mathrm{15937}}^1$

素因数の和:15958

約数の個数: 48

約数和(自身を含む): 87021480

約数和(自身を除く): 56039952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 15937, 31874, 47811, 63748, 95622, 127496, 143433, 191244, 286866, 382488, 430299, 573732, 860598, 1147464, 1290897, 1721196, 2581794, 3442392, 3872691, 5163588, 7745382, 10327176, 15490764, 30981528]

約数ペア:

[(1, 30981528), (2, 15490764), (3, 10327176), (4, 7745382), (6, 5163588), (8, 3872691), (9, 3442392), (12, 2581794), (18, 1721196), (24, 1290897), (27, 1147464), (36, 860598), (54, 573732), (72, 430299), (81, 382488), (108, 286866), (162, 191244), (216, 143433), (243, 127496), (324, 95622), (486, 63748), (648, 47811), (972, 31874), (1944, 15937)]