28352844

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1289}}^1$

素因数の和:1359

約数の個数: 72

約数和(自身を含む): 78886080

約数和(自身を除く): 50533236

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 78, 94, 117, 141, 156, 188, 234, 282, 423, 468, 564, 611, 846, 1222, 1289, 1692, 1833, 2444, 2578, 3666, 3867, 5156, 5499, 7332, 7734, 10998, 11601, 15468, 16757, 21996, 23202, 33514, 46404, 50271, 60583, 67028, 100542, 121166, 150813, 181749, 201084, 242332, 301626, 363498, 545247, 603252, 726996, 787579, 1090494, 1575158, 2180988, 2362737, 3150316, 4725474, 7088211, 9450948, 14176422, 28352844]

約数ペア:

[(1, 28352844), (2, 14176422), (3, 9450948), (4, 7088211), (6, 4725474), (9, 3150316), (12, 2362737), (13, 2180988), (18, 1575158), (26, 1090494), (36, 787579), (39, 726996), (47, 603252), (52, 545247), (78, 363498), (94, 301626), (117, 242332), (141, 201084), (156, 181749), (188, 150813), (234, 121166), (282, 100542), (423, 67028), (468, 60583), (564, 50271), (611, 46404), (846, 33514), (1222, 23202), (1289, 21996), (1692, 16757), (1833, 15468), (2444, 11601), (2578, 10998), (3666, 7734), (3867, 7332), (5156, 5499)]