128537346

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{367}}^1$

素因数の和:679

約数の個数: 64

約数和(自身を含む): 305233920

約数和(自身を除く): 176696574

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 269, 367, 434, 538, 651, 734, 807, 1101, 1302, 1614, 1883, 2202, 2569, 3766, 5138, 5649, 7707, 8339, 11298, 11377, 15414, 16678, 22754, 25017, 34131, 50034, 58373, 68262, 79639, 98723, 116746, 159278, 175119, 197446, 238917, 296169, 350238, 477834, 592338, 691061, 1382122, 2073183, 3060413, 4146366, 6120826, 9181239, 18362478, 21422891, 42845782, 64268673, 128537346]

約数ペア:

[(1, 128537346), (2, 64268673), (3, 42845782), (6, 21422891), (7, 18362478), (14, 9181239), (21, 6120826), (31, 4146366), (42, 3060413), (62, 2073183), (93, 1382122), (186, 691061), (217, 592338), (269, 477834), (367, 350238), (434, 296169), (538, 238917), (651, 197446), (734, 175119), (807, 159278), (1101, 116746), (1302, 98723), (1614, 79639), (1883, 68262), (2202, 58373), (2569, 50034), (3766, 34131), (5138, 25017), (5649, 22754), (7707, 16678), (8339, 15414), (11298, 11377)]