89999868

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{569}}^1$

素因数の和:859

約数の個数: 72

約数和(自身を含む): 245624400

約数和(自身を除く): 155624532

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 269, 294, 538, 569, 588, 807, 1076, 1138, 1614, 1707, 1883, 2276, 3228, 3414, 3766, 3983, 5649, 6828, 7532, 7966, 11298, 11949, 13181, 15932, 22596, 23898, 26362, 27881, 39543, 47796, 52724, 55762, 79086, 83643, 111524, 153061, 158172, 167286, 306122, 334572, 459183, 612244, 918366, 1071427, 1836732, 2142854, 3214281, 4285708, 6428562, 7499989, 12857124, 14999978, 22499967, 29999956, 44999934, 89999868]

約数ペア:

[(1, 89999868), (2, 44999934), (3, 29999956), (4, 22499967), (6, 14999978), (7, 12857124), (12, 7499989), (14, 6428562), (21, 4285708), (28, 3214281), (42, 2142854), (49, 1836732), (84, 1071427), (98, 918366), (147, 612244), (196, 459183), (269, 334572), (294, 306122), (538, 167286), (569, 158172), (588, 153061), (807, 111524), (1076, 83643), (1138, 79086), (1614, 55762), (1707, 52724), (1883, 47796), (2276, 39543), (3228, 27881), (3414, 26362), (3766, 23898), (3983, 22596), (5649, 15932), (6828, 13181), (7532, 11949), (7966, 11298)]