221017265

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 330946560

約数和(自身を除く): 109929295

約数列:

[1, 5, 7, 29, 35, 41, 47, 113, 145, 203, 205, 235, 287, 329, 565, 791, 1015, 1189, 1363, 1435, 1645, 1927, 3277, 3955, 4633, 5311, 5945, 6815, 8323, 9541, 9635, 13489, 16385, 22939, 23165, 26555, 32431, 37177, 41615, 47705, 55883, 67445, 114695, 134357, 154019, 162155, 185885, 217751, 279415, 391181, 671785, 770095, 940499, 1078133, 1088755, 1524257, 1955905, 4702495, 5390665, 6314779, 7621285, 31573895, 44203453, 221017265]

約数ペア:

[(1, 221017265), (5, 44203453), (7, 31573895), (29, 7621285), (35, 6314779), (41, 5390665), (47, 4702495), (113, 1955905), (145, 1524257), (203, 1088755), (205, 1078133), (235, 940499), (287, 770095), (329, 671785), (565, 391181), (791, 279415), (1015, 217751), (1189, 185885), (1363, 162155), (1435, 154019), (1645, 134357), (1927, 114695), (3277, 67445), (3955, 55883), (4633, 47705), (5311, 41615), (5945, 37177), (6815, 32431), (8323, 26555), (9541, 23165), (9635, 22939), (13489, 16385)]