17487730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 36959328

約数和(自身を除く): 19471598

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 41, 65, 82, 85, 130, 170, 193, 205, 221, 386, 410, 442, 533, 697, 965, 1066, 1105, 1394, 1930, 2210, 2509, 2665, 3281, 3485, 5018, 5330, 6562, 6970, 7913, 9061, 12545, 15826, 16405, 18122, 25090, 32810, 39565, 42653, 45305, 79130, 85306, 90610, 102869, 134521, 205738, 213265, 269042, 426530, 514345, 672605, 1028690, 1345210, 1748773, 3497546, 8743865, 17487730]

約数ペア:

[(1, 17487730), (2, 8743865), (5, 3497546), (10, 1748773), (13, 1345210), (17, 1028690), (26, 672605), (34, 514345), (41, 426530), (65, 269042), (82, 213265), (85, 205738), (130, 134521), (170, 102869), (193, 90610), (205, 85306), (221, 79130), (386, 45305), (410, 42653), (442, 39565), (533, 32810), (697, 25090), (965, 18122), (1066, 16405), (1105, 15826), (1394, 12545), (1930, 9061), (2210, 7913), (2509, 6970), (2665, 6562), (3281, 5330), (3485, 5018)]