209364090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7561}}^1$

素因数の和:7655

約数の個数: 64

約数和(自身を含む): 548819712

約数和(自身を除く): 339455622

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 355, 390, 426, 710, 923, 1065, 1846, 2130, 2769, 4615, 5538, 7561, 9230, 13845, 15122, 22683, 27690, 37805, 45366, 75610, 98293, 113415, 196586, 226830, 294879, 491465, 536831, 589758, 982930, 1073662, 1474395, 1610493, 2684155, 2948790, 3220986, 5368310, 6978803, 8052465, 13957606, 16104930, 20936409, 34894015, 41872818, 69788030, 104682045, 209364090]

約数ペア:

[(1, 209364090), (2, 104682045), (3, 69788030), (5, 41872818), (6, 34894015), (10, 20936409), (13, 16104930), (15, 13957606), (26, 8052465), (30, 6978803), (39, 5368310), (65, 3220986), (71, 2948790), (78, 2684155), (130, 1610493), (142, 1474395), (195, 1073662), (213, 982930), (355, 589758), (390, 536831), (426, 491465), (710, 294879), (923, 226830), (1065, 196586), (1846, 113415), (2130, 98293), (2769, 75610), (4615, 45366), (5538, 37805), (7561, 27690), (9230, 22683), (13845, 15122)]