199399408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{9883}}^1$

素因数の和:10001

約数の個数: 40

約数和(自身を含む): 420386288

約数和(自身を除く): 220986880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1261, 1552, 2522, 5044, 9883, 10088, 19766, 20176, 39532, 79064, 128479, 158128, 256958, 513916, 958651, 1027832, 1917302, 2055664, 3834604, 7669208, 12462463, 15338416, 24924926, 49849852, 99699704, 199399408]

約数ペア:

[(1, 199399408), (2, 99699704), (4, 49849852), (8, 24924926), (13, 15338416), (16, 12462463), (26, 7669208), (52, 3834604), (97, 2055664), (104, 1917302), (194, 1027832), (208, 958651), (388, 513916), (776, 256958), (1261, 158128), (1552, 128479), (2522, 79064), (5044, 39532), (9883, 20176), (10088, 19766)]