398293766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{8101}}^1$

素因数の和:8208

約数の個数: 32

約数和(自身を含む): 675123456

約数和(自身を除く): 276829690

約数列:

[1, 2, 13, 26, 31, 61, 62, 122, 403, 793, 806, 1586, 1891, 3782, 8101, 16202, 24583, 49166, 105313, 210626, 251131, 494161, 502262, 988322, 3264703, 6424093, 6529406, 12848186, 15318991, 30637982, 199146883, 398293766]

約数ペア:

[(1, 398293766), (2, 199146883), (13, 30637982), (26, 15318991), (31, 12848186), (61, 6529406), (62, 6424093), (122, 3264703), (403, 988322), (793, 502262), (806, 494161), (1586, 251131), (1891, 210626), (3782, 105313), (8101, 49166), (16202, 24583)]