221618808

素因数分解:

$2^3\times 3^3\times {\mathrm{719}}^1\times {\mathrm{1427}}^1$

素因数の和:2161

約数の個数: 64

約数和(自身を含む): 616896000

約数和(自身を除く): 395277192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 719, 1427, 1438, 2157, 2854, 2876, 4281, 4314, 5708, 5752, 6471, 8562, 8628, 11416, 12843, 12942, 17124, 17256, 19413, 25686, 25884, 34248, 38529, 38826, 51372, 51768, 77058, 77652, 102744, 154116, 155304, 308232, 1026013, 2052026, 3078039, 4104052, 6156078, 8208104, 9234117, 12312156, 18468234, 24624312, 27702351, 36936468, 55404702, 73872936, 110809404, 221618808]

約数ペア:

[(1, 221618808), (2, 110809404), (3, 73872936), (4, 55404702), (6, 36936468), (8, 27702351), (9, 24624312), (12, 18468234), (18, 12312156), (24, 9234117), (27, 8208104), (36, 6156078), (54, 4104052), (72, 3078039), (108, 2052026), (216, 1026013), (719, 308232), (1427, 155304), (1438, 154116), (2157, 102744), (2854, 77652), (2876, 77058), (4281, 51768), (4314, 51372), (5708, 38826), (5752, 38529), (6471, 34248), (8562, 25884), (8628, 25686), (11416, 19413), (12843, 17256), (12942, 17124)]