31483038

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 69984000

約数和(自身を除く): 38500962

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 87, 89, 107, 114, 174, 178, 214, 267, 321, 534, 551, 642, 1102, 1653, 1691, 2033, 2581, 3103, 3306, 3382, 4066, 5073, 5162, 6099, 6206, 7743, 9309, 9523, 10146, 12198, 15486, 18618, 19046, 28569, 49039, 57138, 58957, 98078, 117914, 147117, 176871, 180937, 276167, 294234, 353742, 361874, 542811, 552334, 828501, 1085622, 1657002, 5247173, 10494346, 15741519, 31483038]

約数ペア:

[(1, 31483038), (2, 15741519), (3, 10494346), (6, 5247173), (19, 1657002), (29, 1085622), (38, 828501), (57, 552334), (58, 542811), (87, 361874), (89, 353742), (107, 294234), (114, 276167), (174, 180937), (178, 176871), (214, 147117), (267, 117914), (321, 98078), (534, 58957), (551, 57138), (642, 49039), (1102, 28569), (1653, 19046), (1691, 18618), (2033, 15486), (2581, 12198), (3103, 10146), (3306, 9523), (3382, 9309), (4066, 7743), (5073, 6206), (5162, 6099)]