201720654

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{3299}}^1$

素因数の和:3429

約数の個数: 48

約数和(自身を含む): 453024000

約数和(自身を除く): 251303346

約数列:

[1, 2, 3, 6, 9, 18, 43, 79, 86, 129, 158, 237, 258, 387, 474, 711, 774, 1422, 3299, 3397, 6598, 6794, 9897, 10191, 19794, 20382, 29691, 30573, 59382, 61146, 141857, 260621, 283714, 425571, 521242, 781863, 851142, 1276713, 1563726, 2345589, 2553426, 4691178, 11206703, 22413406, 33620109, 67240218, 100860327, 201720654]

約数ペア:

[(1, 201720654), (2, 100860327), (3, 67240218), (6, 33620109), (9, 22413406), (18, 11206703), (43, 4691178), (79, 2553426), (86, 2345589), (129, 1563726), (158, 1276713), (237, 851142), (258, 781863), (387, 521242), (474, 425571), (711, 283714), (774, 260621), (1422, 141857), (3299, 61146), (3397, 59382), (6598, 30573), (6794, 29691), (9897, 20382), (10191, 19794)]