1311566697

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{1399}}^1$

素因数の和:2082

約数の個数: 48

約数和(自身を含む): 2264371200

約数和(自身を除く): 952804503

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 647, 1399, 1449, 1941, 4197, 4529, 5823, 9793, 12591, 13587, 14881, 29379, 32177, 40761, 44643, 88137, 96531, 104167, 133929, 225239, 289593, 312501, 675717, 905153, 937503, 2027151, 2715459, 6336071, 8146377, 19008213, 20818519, 57024639, 62455557, 145729633, 187366671, 437188899, 1311566697]

約数ペア:

[(1, 1311566697), (3, 437188899), (7, 187366671), (9, 145729633), (21, 62455557), (23, 57024639), (63, 20818519), (69, 19008213), (161, 8146377), (207, 6336071), (483, 2715459), (647, 2027151), (1399, 937503), (1449, 905153), (1941, 675717), (4197, 312501), (4529, 289593), (5823, 225239), (9793, 133929), (12591, 104167), (13587, 96531), (14881, 88137), (29379, 44643), (32177, 40761)]