131478564

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{7213}}^1$

素因数の和:7265

約数の個数: 72

約数和(自身を含む): 368433408

約数和(自身を除く): 236954844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1302, 1519, 2604, 3038, 4557, 6076, 7213, 9114, 14426, 18228, 21639, 28852, 43278, 50491, 86556, 100982, 151473, 201964, 223603, 302946, 353437, 447206, 605892, 670809, 706874, 894412, 1060311, 1341618, 1413748, 1565221, 2120622, 2683236, 3130442, 4241244, 4695663, 6260884, 9391326, 10956547, 18782652, 21913094, 32869641, 43826188, 65739282, 131478564]

約数ペア:

[(1, 131478564), (2, 65739282), (3, 43826188), (4, 32869641), (6, 21913094), (7, 18782652), (12, 10956547), (14, 9391326), (21, 6260884), (28, 4695663), (31, 4241244), (42, 3130442), (49, 2683236), (62, 2120622), (84, 1565221), (93, 1413748), (98, 1341618), (124, 1060311), (147, 894412), (186, 706874), (196, 670809), (217, 605892), (294, 447206), (372, 353437), (434, 302946), (588, 223603), (651, 201964), (868, 151473), (1302, 100982), (1519, 86556), (2604, 50491), (3038, 43278), (4557, 28852), (6076, 21639), (7213, 18228), (9114, 14426)]