221323236

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{1229}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 530376000

約数和(自身を除く): 309052764

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 349, 516, 698, 1047, 1229, 1396, 2094, 2458, 3687, 4188, 4916, 7374, 14748, 15007, 30014, 45021, 52847, 60028, 90042, 105694, 158541, 180084, 211388, 317082, 428921, 634164, 857842, 1286763, 1715684, 2573526, 5147052, 18443603, 36887206, 55330809, 73774412, 110661618, 221323236]

約数ペア:

[(1, 221323236), (2, 110661618), (3, 73774412), (4, 55330809), (6, 36887206), (12, 18443603), (43, 5147052), (86, 2573526), (129, 1715684), (172, 1286763), (258, 857842), (349, 634164), (516, 428921), (698, 317082), (1047, 211388), (1229, 180084), (1396, 158541), (2094, 105694), (2458, 90042), (3687, 60028), (4188, 52847), (4916, 45021), (7374, 30014), (14748, 15007)]