23170275

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 44394480

約数和(自身を除く): 21224205

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 53, 67, 75, 87, 145, 159, 201, 225, 261, 265, 335, 435, 477, 603, 725, 795, 1005, 1305, 1325, 1537, 1675, 1943, 2175, 2385, 3015, 3551, 3975, 4611, 5025, 5829, 6525, 7685, 9715, 10653, 11925, 13833, 15075, 17487, 17755, 23055, 29145, 31959, 38425, 48575, 53265, 69165, 87435, 88775, 102979, 115275, 145725, 159795, 266325, 308937, 345825, 437175, 514895, 798975, 926811, 1544685, 2574475, 4634055, 7723425, 23170275]

約数ペア:

[(1, 23170275), (3, 7723425), (5, 4634055), (9, 2574475), (15, 1544685), (25, 926811), (29, 798975), (45, 514895), (53, 437175), (67, 345825), (75, 308937), (87, 266325), (145, 159795), (159, 145725), (201, 115275), (225, 102979), (261, 88775), (265, 87435), (335, 69165), (435, 53265), (477, 48575), (603, 38425), (725, 31959), (795, 29145), (1005, 23055), (1305, 17755), (1325, 17487), (1537, 15075), (1675, 13833), (1943, 11925), (2175, 10653), (2385, 9715), (3015, 7685), (3551, 6525), (3975, 5829), (4611, 5025)]