84820617

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 153653760

約数和(自身を除く): 68833143

約数列:

[1, 3, 7, 9, 19, 21, 49, 53, 57, 63, 133, 147, 159, 171, 191, 371, 399, 441, 477, 573, 931, 1007, 1113, 1197, 1337, 1719, 2597, 2793, 3021, 3339, 3629, 4011, 7049, 7791, 8379, 9063, 9359, 10123, 10887, 12033, 21147, 23373, 25403, 28077, 30369, 32661, 49343, 63441, 70861, 76209, 84231, 91107, 148029, 177821, 192337, 212583, 228627, 444087, 496027, 533463, 577011, 637749, 1346359, 1488081, 1600389, 1731033, 4039077, 4464243, 9424513, 12117231, 28273539, 84820617]

約数ペア:

[(1, 84820617), (3, 28273539), (7, 12117231), (9, 9424513), (19, 4464243), (21, 4039077), (49, 1731033), (53, 1600389), (57, 1488081), (63, 1346359), (133, 637749), (147, 577011), (159, 533463), (171, 496027), (191, 444087), (371, 228627), (399, 212583), (441, 192337), (477, 177821), (573, 148029), (931, 91107), (1007, 84231), (1113, 76209), (1197, 70861), (1337, 63441), (1719, 49343), (2597, 32661), (2793, 30369), (3021, 28077), (3339, 25403), (3629, 23373), (4011, 21147), (7049, 12033), (7791, 10887), (8379, 10123), (9063, 9359)]