1661515078

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 2830464000

約数和(自身を除く): 1168948922

約数列:

[1, 2, 19, 23, 38, 41, 46, 82, 199, 233, 398, 437, 466, 779, 874, 943, 1558, 1886, 3781, 4427, 4577, 5359, 7562, 8159, 8854, 9154, 9553, 10718, 16318, 17917, 19106, 35834, 46367, 86963, 92734, 101821, 155021, 173926, 181507, 187657, 203642, 219719, 310042, 363014, 375314, 439438, 880973, 1066441, 1761946, 1901047, 2132882, 3565483, 3802094, 4174661, 7130966, 8349322, 20262379, 36119893, 40524758, 43724081, 72239786, 87448162, 830757539, 1661515078]

約数ペア:

[(1, 1661515078), (2, 830757539), (19, 87448162), (23, 72239786), (38, 43724081), (41, 40524758), (46, 36119893), (82, 20262379), (199, 8349322), (233, 7130966), (398, 4174661), (437, 3802094), (466, 3565483), (779, 2132882), (874, 1901047), (943, 1761946), (1558, 1066441), (1886, 880973), (3781, 439438), (4427, 375314), (4577, 363014), (5359, 310042), (7562, 219719), (8159, 203642), (8854, 187657), (9154, 181507), (9553, 173926), (10718, 155021), (16318, 101821), (17917, 92734), (19106, 86963), (35834, 46367)]