990917976

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1\times {\mathrm{1723}}^1$

素因数の和:2536

約数の個数: 64

約数和(自身を含む): 2562001920

約数和(自身を除く): 1571083944

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 773, 1546, 1723, 2319, 3092, 3446, 4638, 5169, 6184, 6892, 9276, 10338, 13784, 18552, 20676, 23963, 41352, 47926, 53413, 71889, 95852, 106826, 143778, 160239, 191704, 213652, 287556, 320478, 427304, 575112, 640956, 1281912, 1331879, 2663758, 3995637, 5327516, 7991274, 10655032, 15982548, 31965096, 41288249, 82576498, 123864747, 165152996, 247729494, 330305992, 495458988, 990917976]

約数ペア:

[(1, 990917976), (2, 495458988), (3, 330305992), (4, 247729494), (6, 165152996), (8, 123864747), (12, 82576498), (24, 41288249), (31, 31965096), (62, 15982548), (93, 10655032), (124, 7991274), (186, 5327516), (248, 3995637), (372, 2663758), (744, 1331879), (773, 1281912), (1546, 640956), (1723, 575112), (2319, 427304), (3092, 320478), (3446, 287556), (4638, 213652), (5169, 191704), (6184, 160239), (6892, 143778), (9276, 106826), (10338, 95852), (13784, 71889), (18552, 53413), (20676, 47926), (23963, 41352)]