280459114

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{6379}}^1$

素因数の和:6502

約数の個数: 32

約数和(自身を含む): 482328000

約数和(自身を除く): 201868886

約数列:

[1, 2, 13, 19, 26, 38, 89, 178, 247, 494, 1157, 1691, 2314, 3382, 6379, 12758, 21983, 43966, 82927, 121201, 165854, 242402, 567731, 1135462, 1575613, 3151226, 7380503, 10786889, 14761006, 21573778, 140229557, 280459114]

約数ペア:

[(1, 280459114), (2, 140229557), (13, 21573778), (19, 14761006), (26, 10786889), (38, 7380503), (89, 3151226), (178, 1575613), (247, 1135462), (494, 567731), (1157, 242402), (1691, 165854), (2314, 121201), (3382, 82927), (6379, 43966), (12758, 21983)]