28704942

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1489}}^1$

素因数の和:1527

約数の個数: 80

約数和(自身を含む): 77885280

約数和(自身を除く): 49180338

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 81, 102, 119, 126, 153, 162, 189, 238, 306, 357, 378, 459, 567, 714, 918, 1071, 1134, 1377, 1489, 2142, 2754, 2978, 3213, 4467, 6426, 8934, 9639, 10423, 13401, 19278, 20846, 25313, 26802, 31269, 40203, 50626, 62538, 75939, 80406, 93807, 120609, 151878, 177191, 187614, 227817, 241218, 281421, 354382, 455634, 531573, 562842, 683451, 844263, 1063146, 1366902, 1594719, 1688526, 2050353, 3189438, 4100706, 4784157, 9568314, 14352471, 28704942]

約数ペア:

[(1, 28704942), (2, 14352471), (3, 9568314), (6, 4784157), (7, 4100706), (9, 3189438), (14, 2050353), (17, 1688526), (18, 1594719), (21, 1366902), (27, 1063146), (34, 844263), (42, 683451), (51, 562842), (54, 531573), (63, 455634), (81, 354382), (102, 281421), (119, 241218), (126, 227817), (153, 187614), (162, 177191), (189, 151878), (238, 120609), (306, 93807), (357, 80406), (378, 75939), (459, 62538), (567, 50626), (714, 40203), (918, 31269), (1071, 26802), (1134, 25313), (1377, 20846), (1489, 19278), (2142, 13401), (2754, 10423), (2978, 9639), (3213, 8934), (4467, 6426)]