620648353

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 716325120

約数和(自身を除く): 95676767

約数列:

[1, 13, 23, 83, 89, 281, 299, 1079, 1157, 1909, 2047, 3653, 6463, 7387, 23323, 24817, 25009, 26611, 84019, 96031, 169901, 303199, 325117, 536429, 575207, 2075747, 2208713, 6973577, 7477691, 26984711, 47742181, 620648353]

約数ペア:

[(1, 620648353), (13, 47742181), (23, 26984711), (83, 7477691), (89, 6973577), (281, 2208713), (299, 2075747), (1079, 575207), (1157, 536429), (1909, 325117), (2047, 303199), (3653, 169901), (6463, 96031), (7387, 84019), (23323, 26611), (24817, 25009)]