1398889784

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{70537}}^1$

素因数の和:70647

約数の個数: 32

約数和(自身を含む): 2734052880

約数和(自身を除く): 1335163096

約数列:

[1, 2, 4, 8, 37, 67, 74, 134, 148, 268, 296, 536, 2479, 4958, 9916, 19832, 70537, 141074, 282148, 564296, 2609869, 4725979, 5219738, 9451958, 10439476, 18903916, 20878952, 37807832, 174861223, 349722446, 699444892, 1398889784]

約数ペア:

[(1, 1398889784), (2, 699444892), (4, 349722446), (8, 174861223), (37, 37807832), (67, 20878952), (74, 18903916), (134, 10439476), (148, 9451958), (268, 5219738), (296, 4725979), (536, 2609869), (2479, 564296), (4958, 282148), (9916, 141074), (19832, 70537)]