247487916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{6173}}^1$

素因数の和:6450

約数の個数: 48

約数和(自身を含む): 624413664

約数和(自身を除く): 376925748

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 257, 514, 771, 1028, 1542, 3084, 3341, 6173, 6682, 10023, 12346, 13364, 18519, 20046, 24692, 37038, 40092, 74076, 80249, 160498, 240747, 320996, 481494, 962988, 1586461, 3172922, 4759383, 6345844, 9518766, 19037532, 20623993, 41247986, 61871979, 82495972, 123743958, 247487916]

約数ペア:

[(1, 247487916), (2, 123743958), (3, 82495972), (4, 61871979), (6, 41247986), (12, 20623993), (13, 19037532), (26, 9518766), (39, 6345844), (52, 4759383), (78, 3172922), (156, 1586461), (257, 962988), (514, 481494), (771, 320996), (1028, 240747), (1542, 160498), (3084, 80249), (3341, 74076), (6173, 40092), (6682, 37038), (10023, 24692), (12346, 20046), (13364, 18519)]