1209260728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{3581}}^1$

素因数の和:3808

約数の個数: 64

約数和(自身を含む): 2599672320

約数和(自身を除く): 1390411592

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 191, 221, 382, 442, 764, 884, 1528, 1768, 2483, 3247, 3581, 4966, 6494, 7162, 9932, 12988, 14324, 19864, 25976, 28648, 42211, 46553, 60877, 84422, 93106, 121754, 168844, 186212, 243508, 337688, 372424, 487016, 683971, 791401, 1367942, 1582802, 2735884, 3165604, 5471768, 6331208, 8891623, 11627507, 17783246, 23255014, 35566492, 46510028, 71132984, 93020056, 151157591, 302315182, 604630364, 1209260728]

約数ペア:

[(1, 1209260728), (2, 604630364), (4, 302315182), (8, 151157591), (13, 93020056), (17, 71132984), (26, 46510028), (34, 35566492), (52, 23255014), (68, 17783246), (104, 11627507), (136, 8891623), (191, 6331208), (221, 5471768), (382, 3165604), (442, 2735884), (764, 1582802), (884, 1367942), (1528, 791401), (1768, 683971), (2483, 487016), (3247, 372424), (3581, 337688), (4966, 243508), (6494, 186212), (7162, 168844), (9932, 121754), (12988, 93106), (14324, 84422), (19864, 60877), (25976, 46553), (28648, 42211)]