400621380194

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{683}}^1\times {\mathrm{2833}}^1$

素因数の和:4191

約数の個数: 64

約数和(自身を含む): 719058622464

約数和(自身を除く): 318437242270

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 643, 683, 1286, 1366, 2833, 4501, 4781, 5666, 9002, 9562, 14789, 15709, 19831, 29578, 31418, 39662, 65159, 103523, 109963, 130318, 207046, 219926, 439169, 456113, 878338, 912226, 1821619, 1934939, 3074183, 3643238, 3869878, 6148366, 10100887, 12751333, 13544573, 20201774, 25502666, 27089146, 41897237, 44503597, 70706209, 83794474, 89007194, 141412418, 293280659, 311525179, 586561318, 623050358, 1244165777, 2488331554, 8709160439, 17418320878, 28615812871, 57231625742, 200310690097, 400621380194]

約数ペア:

[(1, 400621380194), (2, 200310690097), (7, 57231625742), (14, 28615812871), (23, 17418320878), (46, 8709160439), (161, 2488331554), (322, 1244165777), (643, 623050358), (683, 586561318), (1286, 311525179), (1366, 293280659), (2833, 141412418), (4501, 89007194), (4781, 83794474), (5666, 70706209), (9002, 44503597), (9562, 41897237), (14789, 27089146), (15709, 25502666), (19831, 20201774), (29578, 13544573), (31418, 12751333), (39662, 10100887), (65159, 6148366), (103523, 3869878), (109963, 3643238), (130318, 3074183), (207046, 1934939), (219926, 1821619), (439169, 912226), (456113, 878338)]