61913523

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 97228800

約数和(自身を除く): 35315277

約数列:

[1, 3, 7, 21, 47, 141, 149, 329, 421, 447, 987, 1043, 1263, 2947, 3129, 7003, 8841, 19787, 21009, 49021, 59361, 62729, 138509, 147063, 188187, 415527, 439103, 1317309, 2948263, 8844789, 20637841, 61913523]

約数ペア:

[(1, 61913523), (3, 20637841), (7, 8844789), (21, 2948263), (47, 1317309), (141, 439103), (149, 415527), (329, 188187), (421, 147063), (447, 138509), (987, 62729), (1043, 59361), (1263, 49021), (2947, 21009), (3129, 19787), (7003, 8841)]