1611428

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 3669120

約数和(自身を除く): 2057692

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 233, 247, 266, 364, 466, 494, 532, 932, 988, 1631, 1729, 3029, 3262, 3458, 4427, 6058, 6524, 6916, 8854, 12116, 17708, 21203, 30989, 42406, 57551, 61978, 84812, 115102, 123956, 230204, 402857, 805714, 1611428]

約数ペア:

[(1, 1611428), (2, 805714), (4, 402857), (7, 230204), (13, 123956), (14, 115102), (19, 84812), (26, 61978), (28, 57551), (38, 42406), (52, 30989), (76, 21203), (91, 17708), (133, 12116), (182, 8854), (233, 6916), (247, 6524), (266, 6058), (364, 4427), (466, 3458), (494, 3262), (532, 3029), (932, 1729), (988, 1631)]