51870357

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 97830720

約数和(自身を除く): 45960363

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 89, 99, 203, 231, 261, 267, 319, 609, 623, 693, 801, 841, 957, 979, 1827, 1869, 2233, 2523, 2581, 2871, 2937, 5607, 5887, 6699, 6853, 7569, 7743, 8811, 9251, 17661, 18067, 20097, 20559, 23229, 27753, 28391, 52983, 54201, 61677, 64757, 74849, 83259, 85173, 162603, 194271, 198737, 224547, 255519, 523943, 582813, 596211, 673641, 823339, 1571829, 1788633, 2470017, 4715487, 5763373, 7410051, 17290119, 51870357]

約数ペア:

[(1, 51870357), (3, 17290119), (7, 7410051), (9, 5763373), (11, 4715487), (21, 2470017), (29, 1788633), (33, 1571829), (63, 823339), (77, 673641), (87, 596211), (89, 582813), (99, 523943), (203, 255519), (231, 224547), (261, 198737), (267, 194271), (319, 162603), (609, 85173), (623, 83259), (693, 74849), (801, 64757), (841, 61677), (957, 54201), (979, 52983), (1827, 28391), (1869, 27753), (2233, 23229), (2523, 20559), (2581, 20097), (2871, 18067), (2937, 17661), (5607, 9251), (5887, 8811), (6699, 7743), (6853, 7569)]