278875690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{39113}}^1$

素因数の和:39174

約数の個数: 32

約数和(自身を含む): 540711936

約数和(自身を除く): 261836246

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 230, 310, 713, 1426, 3565, 7130, 39113, 78226, 195565, 391130, 899599, 1212503, 1799198, 2425006, 4497995, 6062515, 8995990, 12125030, 27887569, 55775138, 139437845, 278875690]

約数ペア:

[(1, 278875690), (2, 139437845), (5, 55775138), (10, 27887569), (23, 12125030), (31, 8995990), (46, 6062515), (62, 4497995), (115, 2425006), (155, 1799198), (230, 1212503), (310, 899599), (713, 391130), (1426, 195565), (3565, 78226), (7130, 39113)]