78418746

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{207457}}^1$

素因数の和:207475

約数の個数: 32

約数和(自身を含む): 199159680

約数和(自身を除く): 120740934

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 207457, 414914, 622371, 1244742, 1452199, 1867113, 2904398, 3734226, 4356597, 5601339, 8713194, 11202678, 13069791, 26139582, 39209373, 78418746]

約数ペア:

[(1, 78418746), (2, 39209373), (3, 26139582), (6, 13069791), (7, 11202678), (9, 8713194), (14, 5601339), (18, 4356597), (21, 3734226), (27, 2904398), (42, 1867113), (54, 1452199), (63, 1244742), (126, 622371), (189, 414914), (378, 207457)]