155358

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{137}}^1$

素因数の和:158

約数の個数: 40

約数和(自身を含む): 400752

約数和(自身を除く): 245394

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 137, 162, 189, 274, 378, 411, 567, 822, 959, 1134, 1233, 1918, 2466, 2877, 3699, 5754, 7398, 8631, 11097, 17262, 22194, 25893, 51786, 77679, 155358]

約数ペア:

[(1, 155358), (2, 77679), (3, 51786), (6, 25893), (7, 22194), (9, 17262), (14, 11097), (18, 8631), (21, 7398), (27, 5754), (42, 3699), (54, 2877), (63, 2466), (81, 1918), (126, 1233), (137, 1134), (162, 959), (189, 822), (274, 567), (378, 411)]