64135218

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{227}}^1$

素因数の和:308

約数の個数: 72

約数和(自身を含む): 154860336

約数和(自身を除く): 90725118

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 147, 186, 217, 227, 294, 434, 454, 651, 681, 961, 1302, 1362, 1519, 1589, 1922, 2883, 3038, 3178, 4557, 4767, 5766, 6727, 7037, 9114, 9534, 11123, 13454, 14074, 20181, 21111, 22246, 33369, 40362, 42222, 47089, 49259, 66738, 94178, 98518, 141267, 147777, 218147, 282534, 295554, 344813, 436294, 654441, 689626, 1034439, 1308882, 1527029, 2068878, 3054058, 4581087, 9162174, 10689203, 21378406, 32067609, 64135218]

約数ペア:

[(1, 64135218), (2, 32067609), (3, 21378406), (6, 10689203), (7, 9162174), (14, 4581087), (21, 3054058), (31, 2068878), (42, 1527029), (49, 1308882), (62, 1034439), (93, 689626), (98, 654441), (147, 436294), (186, 344813), (217, 295554), (227, 282534), (294, 218147), (434, 147777), (454, 141267), (651, 98518), (681, 94178), (961, 66738), (1302, 49259), (1362, 47089), (1519, 42222), (1589, 40362), (1922, 33369), (2883, 22246), (3038, 21111), (3178, 20181), (4557, 14074), (4767, 13454), (5766, 11123), (6727, 9534), (7037, 9114)]