215536986

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{7883}}^1$

素因数の和:7936

約数の個数: 72

約数和(自身を含む): 560836224

約数和(自身を除く): 345299238

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 93, 98, 126, 147, 186, 217, 279, 294, 434, 441, 558, 651, 882, 1302, 1519, 1953, 3038, 3906, 4557, 7883, 9114, 13671, 15766, 23649, 27342, 47298, 55181, 70947, 110362, 141894, 165543, 244373, 331086, 386267, 488746, 496629, 733119, 772534, 993258, 1158801, 1466238, 1710611, 2199357, 2317602, 3421222, 3476403, 4398714, 5131833, 6952806, 10263666, 11974277, 15395499, 23948554, 30790998, 35922831, 71845662, 107768493, 215536986]

約数ペア:

[(1, 215536986), (2, 107768493), (3, 71845662), (6, 35922831), (7, 30790998), (9, 23948554), (14, 15395499), (18, 11974277), (21, 10263666), (31, 6952806), (42, 5131833), (49, 4398714), (62, 3476403), (63, 3421222), (93, 2317602), (98, 2199357), (126, 1710611), (147, 1466238), (186, 1158801), (217, 993258), (279, 772534), (294, 733119), (434, 496629), (441, 488746), (558, 386267), (651, 331086), (882, 244373), (1302, 165543), (1519, 141894), (1953, 110362), (3038, 70947), (3906, 55181), (4557, 47298), (7883, 27342), (9114, 23649), (13671, 15766)]