28973984

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{241}}^1$

素因数の和:298

約数の個数: 72

約数和(自身を含む): 65527308

約数和(自身を除く): 36553324

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 241, 272, 289, 416, 442, 482, 544, 578, 884, 964, 1156, 1768, 1928, 2312, 3133, 3536, 3757, 3856, 4097, 4624, 6266, 7072, 7514, 7712, 8194, 9248, 12532, 15028, 16388, 25064, 30056, 32776, 50128, 53261, 60112, 65552, 69649, 100256, 106522, 120224, 131104, 139298, 213044, 278596, 426088, 557192, 852176, 905437, 1114384, 1704352, 1810874, 2228768, 3621748, 7243496, 14486992, 28973984]

約数ペア:

[(1, 28973984), (2, 14486992), (4, 7243496), (8, 3621748), (13, 2228768), (16, 1810874), (17, 1704352), (26, 1114384), (32, 905437), (34, 852176), (52, 557192), (68, 426088), (104, 278596), (136, 213044), (208, 139298), (221, 131104), (241, 120224), (272, 106522), (289, 100256), (416, 69649), (442, 65552), (482, 60112), (544, 53261), (578, 50128), (884, 32776), (964, 30056), (1156, 25064), (1768, 16388), (1928, 15028), (2312, 12532), (3133, 9248), (3536, 8194), (3757, 7712), (3856, 7514), (4097, 7072), (4624, 6266)]