201971637

素因数分解:

$3^7\times 7^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 352665600

約数和(自身を除く): 150693963

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 81, 167, 189, 237, 243, 501, 553, 567, 711, 729, 1169, 1503, 1659, 1701, 2133, 2187, 3507, 4509, 4977, 5103, 6399, 10521, 13193, 13527, 14931, 15309, 19197, 31563, 39579, 40581, 44793, 57591, 92351, 94689, 118737, 121743, 134379, 172773, 277053, 284067, 356211, 365229, 403137, 831159, 852201, 1068633, 1209411, 2493477, 2556603, 3205899, 7480431, 9617697, 22441293, 28853091, 67323879, 201971637]

約数ペア:

[(1, 201971637), (3, 67323879), (7, 28853091), (9, 22441293), (21, 9617697), (27, 7480431), (63, 3205899), (79, 2556603), (81, 2493477), (167, 1209411), (189, 1068633), (237, 852201), (243, 831159), (501, 403137), (553, 365229), (567, 356211), (711, 284067), (729, 277053), (1169, 172773), (1503, 134379), (1659, 121743), (1701, 118737), (2133, 94689), (2187, 92351), (3507, 57591), (4509, 44793), (4977, 40581), (5103, 39579), (6399, 31563), (10521, 19197), (13193, 15309), (13527, 14931)]