28491392

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 59761800

約数和(自身を除く): 31270408

約数列:

[1, 2, 4, 8, 16, 32, 41, 61, 64, 82, 89, 122, 128, 164, 178, 244, 328, 356, 488, 656, 712, 976, 1312, 1424, 1952, 2501, 2624, 2848, 3649, 3904, 5002, 5248, 5429, 5696, 7298, 7808, 10004, 10858, 11392, 14596, 20008, 21716, 29192, 40016, 43432, 58384, 80032, 86864, 116768, 160064, 173728, 222589, 233536, 320128, 347456, 445178, 467072, 694912, 890356, 1780712, 3561424, 7122848, 14245696, 28491392]

約数ペア:

[(1, 28491392), (2, 14245696), (4, 7122848), (8, 3561424), (16, 1780712), (32, 890356), (41, 694912), (61, 467072), (64, 445178), (82, 347456), (89, 320128), (122, 233536), (128, 222589), (164, 173728), (178, 160064), (244, 116768), (328, 86864), (356, 80032), (488, 58384), (656, 43432), (712, 40016), (976, 29192), (1312, 21716), (1424, 20008), (1952, 14596), (2501, 11392), (2624, 10858), (2848, 10004), (3649, 7808), (3904, 7298), (5002, 5696), (5248, 5429)]