49919922

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 130636800

約数和(自身を除く): 80716878

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 47, 51, 54, 78, 89, 94, 102, 117, 141, 153, 178, 221, 234, 267, 282, 306, 351, 423, 442, 459, 534, 611, 663, 702, 799, 801, 846, 918, 1157, 1222, 1269, 1326, 1513, 1598, 1602, 1833, 1989, 2314, 2397, 2403, 2538, 3026, 3471, 3666, 3978, 4183, 4539, 4794, 4806, 5499, 5967, 6942, 7191, 8366, 9078, 10387, 10413, 10998, 11934, 12549, 13617, 14382, 16497, 19669, 20774, 20826, 21573, 25098, 27234, 31161, 31239, 32994, 37647, 39338, 40851, 43146, 54379, 59007, 62322, 62478, 71111, 75294, 81702, 93483, 108758, 112941, 118014, 142222, 163137, 177021, 186966, 213333, 225882, 280449, 326274, 354042, 426666, 489411, 531063, 560898, 639999, 924443, 978822, 1062126, 1279998, 1468233, 1848886, 1919997, 2773329, 2936466, 3839994, 5546658, 8319987, 16639974, 24959961, 49919922]

約数ペア:

[(1, 49919922), (2, 24959961), (3, 16639974), (6, 8319987), (9, 5546658), (13, 3839994), (17, 2936466), (18, 2773329), (26, 1919997), (27, 1848886), (34, 1468233), (39, 1279998), (47, 1062126), (51, 978822), (54, 924443), (78, 639999), (89, 560898), (94, 531063), (102, 489411), (117, 426666), (141, 354042), (153, 326274), (178, 280449), (221, 225882), (234, 213333), (267, 186966), (282, 177021), (306, 163137), (351, 142222), (423, 118014), (442, 112941), (459, 108758), (534, 93483), (611, 81702), (663, 75294), (702, 71111), (799, 62478), (801, 62322), (846, 59007), (918, 54379), (1157, 43146), (1222, 40851), (1269, 39338), (1326, 37647), (1513, 32994), (1598, 31239), (1602, 31161), (1833, 27234), (1989, 25098), (2314, 21573), (2397, 20826), (2403, 20774), (2538, 19669), (3026, 16497), (3471, 14382), (3666, 13617), (3978, 12549), (4183, 11934), (4539, 10998), (4794, 10413), (4806, 10387), (5499, 9078), (5967, 8366), (6942, 7191)]