31806558

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:542

約数の個数: 96

約数和(自身を含む): 86261760

約数和(自身を除く): 54455202

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 31, 34, 42, 51, 62, 63, 93, 102, 119, 126, 153, 186, 217, 238, 279, 306, 357, 434, 479, 527, 558, 651, 714, 958, 1054, 1071, 1302, 1437, 1581, 1953, 2142, 2874, 3162, 3353, 3689, 3906, 4311, 4743, 6706, 7378, 8143, 8622, 9486, 10059, 11067, 14849, 16286, 20118, 22134, 24429, 29698, 30177, 33201, 44547, 48858, 57001, 60354, 66402, 73287, 89094, 103943, 114002, 133641, 146574, 171003, 207886, 252433, 267282, 311829, 342006, 504866, 513009, 623658, 757299, 935487, 1026018, 1514598, 1767031, 1870974, 2271897, 3534062, 4543794, 5301093, 10602186, 15903279, 31806558]

約数ペア:

[(1, 31806558), (2, 15903279), (3, 10602186), (6, 5301093), (7, 4543794), (9, 3534062), (14, 2271897), (17, 1870974), (18, 1767031), (21, 1514598), (31, 1026018), (34, 935487), (42, 757299), (51, 623658), (62, 513009), (63, 504866), (93, 342006), (102, 311829), (119, 267282), (126, 252433), (153, 207886), (186, 171003), (217, 146574), (238, 133641), (279, 114002), (306, 103943), (357, 89094), (434, 73287), (479, 66402), (527, 60354), (558, 57001), (651, 48858), (714, 44547), (958, 33201), (1054, 30177), (1071, 29698), (1302, 24429), (1437, 22134), (1581, 20118), (1953, 16286), (2142, 14849), (2874, 11067), (3162, 10059), (3353, 9486), (3689, 8622), (3906, 8143), (4311, 7378), (4743, 6706)]