207989762032

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3109}}^1\times {\mathrm{321631}}^1$

素因数の和:324761

約数の個数: 40

約数和(自身を含む): 434119575680

約数和(自身を除く): 226129813648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3109, 6218, 12436, 24872, 40417, 49744, 80834, 161668, 321631, 323336, 643262, 646672, 1286524, 2573048, 4181203, 5146096, 8362406, 16724812, 33449624, 66899248, 999950779, 1999901558, 3999803116, 7999606232, 12999360127, 15999212464, 25998720254, 51997440508, 103994881016, 207989762032]

約数ペア:

[(1, 207989762032), (2, 103994881016), (4, 51997440508), (8, 25998720254), (13, 15999212464), (16, 12999360127), (26, 7999606232), (52, 3999803116), (104, 1999901558), (208, 999950779), (3109, 66899248), (6218, 33449624), (12436, 16724812), (24872, 8362406), (40417, 5146096), (49744, 4181203), (80834, 2573048), (161668, 1286524), (321631, 646672), (323336, 643262)]