90809838

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{691}}^1$

素因数の和:862

約数の個数: 72

約数和(自身を含む): 230747400

約数和(自身を除く): 139937562

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 149, 294, 298, 441, 447, 691, 882, 894, 1043, 1341, 1382, 2073, 2086, 2682, 3129, 4146, 4837, 6219, 6258, 7301, 9387, 9674, 12438, 14511, 14602, 18774, 21903, 29022, 33859, 43533, 43806, 65709, 67718, 87066, 101577, 102959, 131418, 203154, 205918, 304731, 308877, 609462, 617754, 720713, 926631, 1441426, 1853262, 2162139, 4324278, 5044991, 6486417, 10089982, 12972834, 15134973, 30269946, 45404919, 90809838]

約数ペア:

[(1, 90809838), (2, 45404919), (3, 30269946), (6, 15134973), (7, 12972834), (9, 10089982), (14, 6486417), (18, 5044991), (21, 4324278), (42, 2162139), (49, 1853262), (63, 1441426), (98, 926631), (126, 720713), (147, 617754), (149, 609462), (294, 308877), (298, 304731), (441, 205918), (447, 203154), (691, 131418), (882, 102959), (894, 101577), (1043, 87066), (1341, 67718), (1382, 65709), (2073, 43806), (2086, 43533), (2682, 33859), (3129, 29022), (4146, 21903), (4837, 18774), (6219, 14602), (6258, 14511), (7301, 12438), (9387, 9674)]