1281384

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2$

素因数の和:99

約数の個数: 72

約数和(自身を含む): 3841110

約数和(自身を除く): 2559726

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 37, 39, 52, 72, 74, 78, 104, 111, 117, 148, 156, 222, 234, 296, 312, 333, 444, 468, 481, 666, 888, 936, 962, 1332, 1369, 1443, 1924, 2664, 2738, 2886, 3848, 4107, 4329, 5476, 5772, 8214, 8658, 10952, 11544, 12321, 16428, 17316, 17797, 24642, 32856, 34632, 35594, 49284, 53391, 71188, 98568, 106782, 142376, 160173, 213564, 320346, 427128, 640692, 1281384]

約数ペア:

[(1, 1281384), (2, 640692), (3, 427128), (4, 320346), (6, 213564), (8, 160173), (9, 142376), (12, 106782), (13, 98568), (18, 71188), (24, 53391), (26, 49284), (36, 35594), (37, 34632), (39, 32856), (52, 24642), (72, 17797), (74, 17316), (78, 16428), (104, 12321), (111, 11544), (117, 10952), (148, 8658), (156, 8214), (222, 5772), (234, 5476), (296, 4329), (312, 4107), (333, 3848), (444, 2886), (468, 2738), (481, 2664), (666, 1924), (888, 1443), (936, 1369), (962, 1332)]