199973839

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:196

約数の個数: 32

約数和(自身を含む): 238533120

約数和(自身を除く): 38559281

約数列:

[1, 13, 17, 31, 101, 221, 289, 403, 527, 1313, 1717, 3131, 3757, 4913, 6851, 8959, 22321, 29189, 40703, 53227, 63869, 116467, 152303, 379457, 496213, 691951, 904859, 1979939, 6450769, 11763167, 15382603, 199973839]

約数ペア:

[(1, 199973839), (13, 15382603), (17, 11763167), (31, 6450769), (101, 1979939), (221, 904859), (289, 691951), (403, 496213), (527, 379457), (1313, 152303), (1717, 116467), (3131, 63869), (3757, 53227), (4913, 40703), (6851, 29189), (8959, 22321)]