28407912

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1097}}^1$

素因数の和:1202

約数の個数: 64

約数和(自身を含む): 77474880

約数和(自身を除く): 49066968

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 83, 104, 156, 166, 249, 312, 332, 498, 664, 996, 1079, 1097, 1992, 2158, 2194, 3237, 3291, 4316, 4388, 6474, 6582, 8632, 8776, 12948, 13164, 14261, 25896, 26328, 28522, 42783, 57044, 85566, 91051, 114088, 171132, 182102, 273153, 342264, 364204, 546306, 728408, 1092612, 1183663, 2185224, 2367326, 3550989, 4734652, 7101978, 9469304, 14203956, 28407912]

約数ペア:

[(1, 28407912), (2, 14203956), (3, 9469304), (4, 7101978), (6, 4734652), (8, 3550989), (12, 2367326), (13, 2185224), (24, 1183663), (26, 1092612), (39, 728408), (52, 546306), (78, 364204), (83, 342264), (104, 273153), (156, 182102), (166, 171132), (249, 114088), (312, 91051), (332, 85566), (498, 57044), (664, 42783), (996, 28522), (1079, 26328), (1097, 25896), (1992, 14261), (2158, 13164), (2194, 12948), (3237, 8776), (3291, 8632), (4316, 6582), (4388, 6474)]