31307778

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1013}}^1$

素因数の和:1139

約数の個数: 48

約数和(自身を含む): 72606456

約数和(自身を除く): 41298678

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 101, 102, 153, 202, 303, 306, 606, 909, 1013, 1717, 1818, 2026, 3039, 3434, 5151, 6078, 9117, 10302, 15453, 17221, 18234, 30906, 34442, 51663, 102313, 103326, 154989, 204626, 306939, 309978, 613878, 920817, 1739321, 1841634, 3478642, 5217963, 10435926, 15653889, 31307778]

約数ペア:

[(1, 31307778), (2, 15653889), (3, 10435926), (6, 5217963), (9, 3478642), (17, 1841634), (18, 1739321), (34, 920817), (51, 613878), (101, 309978), (102, 306939), (153, 204626), (202, 154989), (303, 103326), (306, 102313), (606, 51663), (909, 34442), (1013, 30906), (1717, 18234), (1818, 17221), (2026, 15453), (3039, 10302), (3434, 9117), (5151, 6078)]