1871508738

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{5471}}^1$

素因数の和:5631

約数の個数: 64

約数和(自身を含む): 4198293504

約数和(自身を除く): 2326784766

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 73, 142, 146, 213, 219, 426, 438, 781, 803, 1562, 1606, 2343, 2409, 4686, 4818, 5183, 5471, 10366, 10942, 15549, 16413, 31098, 32826, 57013, 60181, 114026, 120362, 171039, 180543, 342078, 361086, 388441, 399383, 776882, 798766, 1165323, 1198149, 2330646, 2396298, 4272851, 4393213, 8545702, 8786426, 12818553, 13179639, 25637106, 26359278, 28356193, 56712386, 85068579, 170137158, 311918123, 623836246, 935754369, 1871508738]

約数ペア:

[(1, 1871508738), (2, 935754369), (3, 623836246), (6, 311918123), (11, 170137158), (22, 85068579), (33, 56712386), (66, 28356193), (71, 26359278), (73, 25637106), (142, 13179639), (146, 12818553), (213, 8786426), (219, 8545702), (426, 4393213), (438, 4272851), (781, 2396298), (803, 2330646), (1562, 1198149), (1606, 1165323), (2343, 798766), (2409, 776882), (4686, 399383), (4818, 388441), (5183, 361086), (5471, 342078), (10366, 180543), (10942, 171039), (15549, 120362), (16413, 114026), (31098, 60181), (32826, 57013)]