29876721

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{563}}^1$

素因数の和:618

約数の個数: 36

約数和(自身を含む): 48993552

約数和(自身を除く): 19116831

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 361, 399, 563, 931, 1083, 1689, 2527, 2793, 3941, 7581, 10697, 11823, 17689, 27587, 32091, 53067, 74879, 82761, 203243, 224637, 524153, 609729, 1422701, 1572459, 4268103, 9958907, 29876721]

約数ペア:

[(1, 29876721), (3, 9958907), (7, 4268103), (19, 1572459), (21, 1422701), (49, 609729), (57, 524153), (133, 224637), (147, 203243), (361, 82761), (399, 74879), (563, 53067), (931, 32091), (1083, 27587), (1689, 17689), (2527, 11823), (2793, 10697), (3941, 7581)]