29981826

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{1259}}^1$

素因数の和:1290

約数の個数: 72

約数和(自身を含む): 78427440

約数和(自身を除く): 48445614

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 294, 378, 441, 486, 567, 882, 1134, 1259, 1323, 1701, 2518, 2646, 3402, 3777, 3969, 7554, 7938, 8813, 11331, 11907, 17626, 22662, 23814, 26439, 33993, 52878, 61691, 67986, 79317, 101979, 123382, 158634, 185073, 203958, 237951, 305937, 370146, 475902, 555219, 611874, 713853, 1110438, 1427706, 1665657, 2141559, 3331314, 4283118, 4996971, 9993942, 14990913, 29981826]

約数ペア:

[(1, 29981826), (2, 14990913), (3, 9993942), (6, 4996971), (7, 4283118), (9, 3331314), (14, 2141559), (18, 1665657), (21, 1427706), (27, 1110438), (42, 713853), (49, 611874), (54, 555219), (63, 475902), (81, 370146), (98, 305937), (126, 237951), (147, 203958), (162, 185073), (189, 158634), (243, 123382), (294, 101979), (378, 79317), (441, 67986), (486, 61691), (567, 52878), (882, 33993), (1134, 26439), (1259, 23814), (1323, 22662), (1701, 17626), (2518, 11907), (2646, 11331), (3402, 8813), (3777, 7938), (3969, 7554)]