28553603

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 5919997

約数列:

[1, 13, 23, 29, 37, 89, 299, 377, 481, 667, 851, 1073, 1157, 2047, 2581, 3293, 8671, 11063, 13949, 24679, 26611, 33553, 42809, 59363, 75739, 95497, 320827, 771719, 984607, 1241461, 2196431, 28553603]

約数ペア:

[(1, 28553603), (13, 2196431), (23, 1241461), (29, 984607), (37, 771719), (89, 320827), (299, 95497), (377, 75739), (481, 59363), (667, 42809), (851, 33553), (1073, 26611), (1157, 24679), (2047, 13949), (2581, 11063), (3293, 8671)]