80981838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33827}}^1$

素因数の和:33861

約数の個数: 48

約数和(自身を含む): 211086720

約数和(自身を除く): 130104882

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, 33827, 67654, 101481, 202962, 236789, 304443, 473578, 608886, 642713, 710367, 1285426, 1420734, 1928139, 2131101, 3856278, 4262202, 4498991, 5784417, 8997982, 11568834, 13496973, 26993946, 40490919, 80981838]

約数ペア:

[(1, 80981838), (2, 40490919), (3, 26993946), (6, 13496973), (7, 11568834), (9, 8997982), (14, 5784417), (18, 4498991), (19, 4262202), (21, 3856278), (38, 2131101), (42, 1928139), (57, 1420734), (63, 1285426), (114, 710367), (126, 642713), (133, 608886), (171, 473578), (266, 304443), (342, 236789), (399, 202962), (798, 101481), (1197, 67654), (2394, 33827)]