121420887

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 206807040

約数和(自身を除く): 85386153

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 101, 131, 133, 161, 303, 393, 399, 437, 483, 707, 917, 1311, 1919, 2121, 2323, 2489, 2751, 3013, 3059, 5757, 6969, 7467, 9039, 9177, 13231, 13433, 16261, 17423, 21091, 39693, 40299, 44137, 48783, 52269, 57247, 63273, 92617, 132411, 171741, 251389, 277851, 304313, 308959, 400729, 754167, 912939, 926877, 1202187, 1759723, 2130191, 5279169, 5781947, 6390573, 17345841, 40473629, 121420887]

約数ペア:

[(1, 121420887), (3, 40473629), (7, 17345841), (19, 6390573), (21, 5781947), (23, 5279169), (57, 2130191), (69, 1759723), (101, 1202187), (131, 926877), (133, 912939), (161, 754167), (303, 400729), (393, 308959), (399, 304313), (437, 277851), (483, 251389), (707, 171741), (917, 132411), (1311, 92617), (1919, 63273), (2121, 57247), (2323, 52269), (2489, 48783), (2751, 44137), (3013, 40299), (3059, 39693), (5757, 21091), (6969, 17423), (7467, 16261), (9039, 13433), (9177, 13231)]