255398274

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{2557}}^1$

素因数の和:2775

約数の個数: 48

約数和(自身を含む): 574629120

約数和(自身を除く): 319230846

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 179, 186, 279, 358, 537, 558, 1074, 1611, 2557, 3222, 5114, 5549, 7671, 11098, 15342, 16647, 23013, 33294, 46026, 49941, 79267, 99882, 158534, 237801, 457703, 475602, 713403, 915406, 1373109, 1426806, 2746218, 4119327, 8238654, 14188793, 28377586, 42566379, 85132758, 127699137, 255398274]

約数ペア:

[(1, 255398274), (2, 127699137), (3, 85132758), (6, 42566379), (9, 28377586), (18, 14188793), (31, 8238654), (62, 4119327), (93, 2746218), (179, 1426806), (186, 1373109), (279, 915406), (358, 713403), (537, 475602), (558, 457703), (1074, 237801), (1611, 158534), (2557, 99882), (3222, 79267), (5114, 49941), (5549, 46026), (7671, 33294), (11098, 23013), (15342, 16647)]