28313838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11827}}^1$

素因数の和:11861

約数の個数: 48

約数和(自身を含む): 73806720

約数和(自身を除く): 45492882

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 11827, 23654, 35481, 70962, 82789, 106443, 165578, 212886, 224713, 248367, 449426, 496734, 674139, 745101, 1348278, 1490202, 1572991, 2022417, 3145982, 4044834, 4718973, 9437946, 14156919, 28313838]

約数ペア:

[(1, 28313838), (2, 14156919), (3, 9437946), (6, 4718973), (7, 4044834), (9, 3145982), (14, 2022417), (18, 1572991), (19, 1490202), (21, 1348278), (38, 745101), (42, 674139), (57, 496734), (63, 449426), (114, 248367), (126, 224713), (133, 212886), (171, 165578), (266, 106443), (342, 82789), (399, 70962), (798, 35481), (1197, 23654), (2394, 11827)]