215208972

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{28603}}^1$

素因数の和:28643

約数の個数: 72

約数和(自身を含む): 624711360

約数和(自身を除く): 409502388

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 3762, 7524, 28603, 57206, 85809, 114412, 171618, 257427, 314633, 343236, 514854, 543457, 629266, 943899, 1029708, 1086914, 1258532, 1630371, 1887798, 2173828, 2831697, 3260742, 3775596, 4891113, 5663394, 5978027, 6521484, 9782226, 11326788, 11956054, 17934081, 19564452, 23912108, 35868162, 53802243, 71736324, 107604486, 215208972]

約数ペア:

[(1, 215208972), (2, 107604486), (3, 71736324), (4, 53802243), (6, 35868162), (9, 23912108), (11, 19564452), (12, 17934081), (18, 11956054), (19, 11326788), (22, 9782226), (33, 6521484), (36, 5978027), (38, 5663394), (44, 4891113), (57, 3775596), (66, 3260742), (76, 2831697), (99, 2173828), (114, 1887798), (132, 1630371), (171, 1258532), (198, 1086914), (209, 1029708), (228, 943899), (342, 629266), (396, 543457), (418, 514854), (627, 343236), (684, 314633), (836, 257427), (1254, 171618), (1881, 114412), (2508, 85809), (3762, 57206), (7524, 28603)]