978019904

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{5563}}^1$

素因数の和:5683

約数の個数: 56

約数和(自身を含む): 2018129568

約数和(自身を除く): 1040109664

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 67, 82, 134, 164, 268, 328, 536, 656, 1072, 1312, 2144, 2624, 2747, 4288, 5494, 5563, 10988, 11126, 21976, 22252, 43952, 44504, 87904, 89008, 175808, 178016, 228083, 356032, 372721, 456166, 745442, 912332, 1490884, 1824664, 2981768, 3649328, 5963536, 7298656, 11927072, 14597312, 15281561, 23854144, 30563122, 61126244, 122252488, 244504976, 489009952, 978019904]

約数ペア:

[(1, 978019904), (2, 489009952), (4, 244504976), (8, 122252488), (16, 61126244), (32, 30563122), (41, 23854144), (64, 15281561), (67, 14597312), (82, 11927072), (134, 7298656), (164, 5963536), (268, 3649328), (328, 2981768), (536, 1824664), (656, 1490884), (1072, 912332), (1312, 745442), (2144, 456166), (2624, 372721), (2747, 356032), (4288, 228083), (5494, 178016), (5563, 175808), (10988, 89008), (11126, 87904), (21976, 44504), (22252, 43952)]