209530306

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 328805568

約数和(自身を除く): 119275262

約数列:

[1, 2, 53, 67, 106, 134, 163, 181, 326, 362, 3551, 7102, 8639, 9593, 10921, 12127, 17278, 19186, 21842, 24254, 29503, 59006, 578813, 642731, 1157626, 1285462, 1563659, 1976701, 3127318, 3953402, 104765153, 209530306]

約数ペア:

[(1, 209530306), (2, 104765153), (53, 3953402), (67, 3127318), (106, 1976701), (134, 1563659), (163, 1285462), (181, 1157626), (326, 642731), (362, 578813), (3551, 59006), (7102, 29503), (8639, 24254), (9593, 21842), (10921, 19186), (12127, 17278)]