420132237

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2693}}^1$

素因数の和:2762

約数の個数: 64

約数和(自身を含む): 744837120

約数和(自身を除く): 324704883

約数列:

[1, 3, 7, 17, 19, 21, 23, 51, 57, 69, 119, 133, 161, 323, 357, 391, 399, 437, 483, 969, 1173, 1311, 2261, 2693, 2737, 3059, 6783, 7429, 8079, 8211, 9177, 18851, 22287, 45781, 51167, 52003, 56553, 61939, 137343, 153501, 156009, 185817, 320467, 358169, 433573, 869839, 961401, 1052963, 1074507, 1176841, 1300719, 2609517, 3158889, 3530523, 6088873, 7370741, 8237887, 18266619, 20006297, 22112223, 24713661, 60018891, 140044079, 420132237]

約数ペア:

[(1, 420132237), (3, 140044079), (7, 60018891), (17, 24713661), (19, 22112223), (21, 20006297), (23, 18266619), (51, 8237887), (57, 7370741), (69, 6088873), (119, 3530523), (133, 3158889), (161, 2609517), (323, 1300719), (357, 1176841), (391, 1074507), (399, 1052963), (437, 961401), (483, 869839), (969, 433573), (1173, 358169), (1311, 320467), (2261, 185817), (2693, 156009), (2737, 153501), (3059, 137343), (6783, 61939), (7429, 56553), (8079, 52003), (8211, 51167), (9177, 45781), (18851, 22287)]