1388862

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 3294720

約数和(自身を除く): 1905858

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 131, 171, 186, 262, 279, 342, 393, 558, 589, 786, 1178, 1179, 1767, 2358, 2489, 3534, 4061, 4978, 5301, 7467, 8122, 10602, 12183, 14934, 22401, 24366, 36549, 44802, 73098, 77159, 154318, 231477, 462954, 694431, 1388862]

約数ペア:

[(1, 1388862), (2, 694431), (3, 462954), (6, 231477), (9, 154318), (18, 77159), (19, 73098), (31, 44802), (38, 36549), (57, 24366), (62, 22401), (93, 14934), (114, 12183), (131, 10602), (171, 8122), (186, 7467), (262, 5301), (279, 4978), (342, 4061), (393, 3534), (558, 2489), (589, 2358), (786, 1767), (1178, 1179)]