219928436

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3067}}^1$

素因数の和:3288

約数の個数: 48

約数和(自身を含む): 476251776

約数和(自身を除く): 256323340

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 197, 364, 394, 788, 1379, 2561, 2758, 3067, 5122, 5516, 6134, 10244, 12268, 17927, 21469, 35854, 39871, 42938, 71708, 79742, 85876, 159484, 279097, 558194, 604199, 1116388, 1208398, 2416796, 4229393, 7854587, 8458786, 15709174, 16917572, 31418348, 54982109, 109964218, 219928436]

約数ペア:

[(1, 219928436), (2, 109964218), (4, 54982109), (7, 31418348), (13, 16917572), (14, 15709174), (26, 8458786), (28, 7854587), (52, 4229393), (91, 2416796), (182, 1208398), (197, 1116388), (364, 604199), (394, 558194), (788, 279097), (1379, 159484), (2561, 85876), (2758, 79742), (3067, 71708), (5122, 42938), (5516, 39871), (6134, 35854), (10244, 21469), (12268, 17927)]