31839015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 59351040

約数和(自身を除く): 27512025

約数列:

[1, 3, 5, 13, 15, 23, 31, 39, 65, 69, 93, 115, 155, 195, 229, 299, 345, 403, 465, 687, 713, 897, 1145, 1209, 1495, 2015, 2139, 2977, 3435, 3565, 4485, 5267, 6045, 7099, 8931, 9269, 10695, 14885, 15801, 21297, 26335, 27807, 35495, 44655, 46345, 68471, 79005, 92287, 106485, 139035, 163277, 205413, 276861, 342355, 461435, 489831, 816385, 1027065, 1384305, 2122601, 2449155, 6367803, 10613005, 31839015]

約数ペア:

[(1, 31839015), (3, 10613005), (5, 6367803), (13, 2449155), (15, 2122601), (23, 1384305), (31, 1027065), (39, 816385), (65, 489831), (69, 461435), (93, 342355), (115, 276861), (155, 205413), (195, 163277), (229, 139035), (299, 106485), (345, 92287), (403, 79005), (465, 68471), (687, 46345), (713, 44655), (897, 35495), (1145, 27807), (1209, 26335), (1495, 21297), (2015, 15801), (2139, 14885), (2977, 10695), (3435, 9269), (3565, 8931), (4485, 7099), (5267, 6045)]