28334904

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:680

約数の個数: 64

約数和(自身を含む): 76839840

約数和(自身を除く): 48504936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 197, 312, 394, 461, 591, 788, 922, 1182, 1383, 1576, 1844, 2364, 2561, 2766, 3688, 4728, 5122, 5532, 5993, 7683, 10244, 11064, 11986, 15366, 17979, 20488, 23972, 30732, 35958, 47944, 61464, 71916, 90817, 143832, 181634, 272451, 363268, 544902, 726536, 1089804, 1180621, 2179608, 2361242, 3541863, 4722484, 7083726, 9444968, 14167452, 28334904]

約数ペア:

[(1, 28334904), (2, 14167452), (3, 9444968), (4, 7083726), (6, 4722484), (8, 3541863), (12, 2361242), (13, 2179608), (24, 1180621), (26, 1089804), (39, 726536), (52, 544902), (78, 363268), (104, 272451), (156, 181634), (197, 143832), (312, 90817), (394, 71916), (461, 61464), (591, 47944), (788, 35958), (922, 30732), (1182, 23972), (1383, 20488), (1576, 17979), (1844, 15366), (2364, 11986), (2561, 11064), (2766, 10244), (3688, 7683), (4728, 5993), (5122, 5532)]