1289706064

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{359}}^1\times {\mathrm{1987}}^1$

素因数の和:2467

約数の個数: 40

約数和(自身を含む): 2529213120

約数和(自身を除く): 1239507056

約数列:

[1, 2, 4, 8, 16, 113, 226, 359, 452, 718, 904, 1436, 1808, 1987, 2872, 3974, 5744, 7948, 15896, 31792, 40567, 81134, 162268, 224531, 324536, 449062, 649072, 713333, 898124, 1426666, 1796248, 2853332, 3592496, 5706664, 11413328, 80606629, 161213258, 322426516, 644853032, 1289706064]

約数ペア:

[(1, 1289706064), (2, 644853032), (4, 322426516), (8, 161213258), (16, 80606629), (113, 11413328), (226, 5706664), (359, 3592496), (452, 2853332), (718, 1796248), (904, 1426666), (1436, 898124), (1808, 713333), (1987, 649072), (2872, 449062), (3974, 324536), (5744, 224531), (7948, 162268), (15896, 81134), (31792, 40567)]