247060401

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1669}}^1$

素因数の和:1758

約数の個数: 48

約数和(自身を含む): 411220800

約数和(自身を除く): 164160399

約数列:

[1, 3, 7, 19, 21, 49, 53, 57, 133, 147, 159, 371, 399, 931, 1007, 1113, 1669, 2597, 2793, 3021, 5007, 7049, 7791, 11683, 21147, 31711, 35049, 49343, 81781, 88457, 95133, 148029, 221977, 245343, 265371, 619199, 665931, 1553839, 1680683, 1857597, 4334393, 4661517, 5042049, 11764781, 13003179, 35294343, 82353467, 247060401]

約数ペア:

[(1, 247060401), (3, 82353467), (7, 35294343), (19, 13003179), (21, 11764781), (49, 5042049), (53, 4661517), (57, 4334393), (133, 1857597), (147, 1680683), (159, 1553839), (371, 665931), (399, 619199), (931, 265371), (1007, 245343), (1113, 221977), (1669, 148029), (2597, 95133), (2793, 88457), (3021, 81781), (5007, 49343), (7049, 35049), (7791, 31711), (11683, 21147)]