644849406

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:606

約数の個数: 96

約数和(自身を含む): 1526024448

約数和(自身を除く): 881175042

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 67, 71, 102, 134, 142, 153, 201, 213, 306, 402, 426, 443, 603, 639, 886, 1139, 1206, 1207, 1278, 1329, 2278, 2414, 2658, 3417, 3621, 3987, 4757, 6834, 7242, 7531, 7974, 9514, 10251, 10863, 14271, 15062, 20502, 21726, 22593, 28542, 29681, 31453, 42813, 45186, 59362, 62906, 67779, 80869, 85626, 89043, 94359, 135558, 161738, 178086, 188718, 242607, 267129, 283077, 485214, 504577, 534258, 534701, 566154, 727821, 1009154, 1069402, 1455642, 1513731, 1604103, 2107351, 3027462, 3208206, 4214702, 4541193, 4812309, 6322053, 9082386, 9624618, 12644106, 18966159, 35824967, 37932318, 71649934, 107474901, 214949802, 322424703, 644849406]

約数ペア:

[(1, 644849406), (2, 322424703), (3, 214949802), (6, 107474901), (9, 71649934), (17, 37932318), (18, 35824967), (34, 18966159), (51, 12644106), (67, 9624618), (71, 9082386), (102, 6322053), (134, 4812309), (142, 4541193), (153, 4214702), (201, 3208206), (213, 3027462), (306, 2107351), (402, 1604103), (426, 1513731), (443, 1455642), (603, 1069402), (639, 1009154), (886, 727821), (1139, 566154), (1206, 534701), (1207, 534258), (1278, 504577), (1329, 485214), (2278, 283077), (2414, 267129), (2658, 242607), (3417, 188718), (3621, 178086), (3987, 161738), (4757, 135558), (6834, 94359), (7242, 89043), (7531, 85626), (7974, 80869), (9514, 67779), (10251, 62906), (10863, 59362), (14271, 45186), (15062, 42813), (20502, 31453), (21726, 29681), (22593, 28542)]