29204721

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{211}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 52474240

約数和(自身を除く): 23269519

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 211, 273, 507, 633, 819, 1183, 1477, 1521, 1899, 2197, 2743, 3549, 4431, 6591, 8229, 10647, 13293, 15379, 19201, 19773, 24687, 35659, 46137, 57603, 106977, 138411, 172809, 249613, 320931, 463567, 748839, 1390701, 2246517, 3244969, 4172103, 9734907, 29204721]

約数ペア:

[(1, 29204721), (3, 9734907), (7, 4172103), (9, 3244969), (13, 2246517), (21, 1390701), (39, 748839), (63, 463567), (91, 320931), (117, 249613), (169, 172809), (211, 138411), (273, 106977), (507, 57603), (633, 46137), (819, 35659), (1183, 24687), (1477, 19773), (1521, 19201), (1899, 15379), (2197, 13293), (2743, 10647), (3549, 8229), (4431, 6591)]