28993544

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 60264000

約数和(自身を除く): 31270456

約数列:

[1, 2, 4, 8, 19, 38, 53, 59, 61, 76, 106, 118, 122, 152, 212, 236, 244, 424, 472, 488, 1007, 1121, 1159, 2014, 2242, 2318, 3127, 3233, 3599, 4028, 4484, 4636, 6254, 6466, 7198, 8056, 8968, 9272, 12508, 12932, 14396, 25016, 25864, 28792, 59413, 61427, 68381, 118826, 122854, 136762, 190747, 237652, 245708, 273524, 381494, 475304, 491416, 547048, 762988, 1525976, 3624193, 7248386, 14496772, 28993544]

約数ペア:

[(1, 28993544), (2, 14496772), (4, 7248386), (8, 3624193), (19, 1525976), (38, 762988), (53, 547048), (59, 491416), (61, 475304), (76, 381494), (106, 273524), (118, 245708), (122, 237652), (152, 190747), (212, 136762), (236, 122854), (244, 118826), (424, 68381), (472, 61427), (488, 59413), (1007, 28792), (1121, 25864), (1159, 25016), (2014, 14396), (2242, 12932), (2318, 12508), (3127, 9272), (3233, 8968), (3599, 8056), (4028, 7198), (4484, 6466), (4636, 6254)]