7222131

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 12729600

約数和(自身を除く): 5507469

約数列:

[1, 3, 7, 9, 21, 29, 59, 63, 67, 87, 177, 201, 203, 261, 413, 469, 531, 603, 609, 1239, 1407, 1711, 1827, 1943, 3717, 3953, 4221, 5133, 5829, 11859, 11977, 13601, 15399, 17487, 27671, 35577, 35931, 40803, 83013, 107793, 114637, 122409, 249039, 343911, 802459, 1031733, 2407377, 7222131]

約数ペア:

[(1, 7222131), (3, 2407377), (7, 1031733), (9, 802459), (21, 343911), (29, 249039), (59, 122409), (63, 114637), (67, 107793), (87, 83013), (177, 40803), (201, 35931), (203, 35577), (261, 27671), (413, 17487), (469, 15399), (531, 13601), (603, 11977), (609, 11859), (1239, 5829), (1407, 5133), (1711, 4221), (1827, 3953), (1943, 3717)]