16639974

素因数分解:

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

素因数の和:174

約数の個数: 96

約数和(自身を含む): 42456960

約数和(自身を除く): 25816986

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 47, 51, 78, 89, 94, 102, 117, 141, 153, 178, 221, 234, 267, 282, 306, 423, 442, 534, 611, 663, 799, 801, 846, 1157, 1222, 1326, 1513, 1598, 1602, 1833, 1989, 2314, 2397, 3026, 3471, 3666, 3978, 4183, 4539, 4794, 5499, 6942, 7191, 8366, 9078, 10387, 10413, 10998, 12549, 13617, 14382, 19669, 20774, 20826, 25098, 27234, 31161, 37647, 39338, 54379, 59007, 62322, 71111, 75294, 93483, 108758, 118014, 142222, 163137, 177021, 186966, 213333, 326274, 354042, 426666, 489411, 639999, 924443, 978822, 1279998, 1848886, 2773329, 5546658, 8319987, 16639974]

約数ペア:

[(1, 16639974), (2, 8319987), (3, 5546658), (6, 2773329), (9, 1848886), (13, 1279998), (17, 978822), (18, 924443), (26, 639999), (34, 489411), (39, 426666), (47, 354042), (51, 326274), (78, 213333), (89, 186966), (94, 177021), (102, 163137), (117, 142222), (141, 118014), (153, 108758), (178, 93483), (221, 75294), (234, 71111), (267, 62322), (282, 59007), (306, 54379), (423, 39338), (442, 37647), (534, 31161), (611, 27234), (663, 25098), (799, 20826), (801, 20774), (846, 19669), (1157, 14382), (1222, 13617), (1326, 12549), (1513, 10998), (1598, 10413), (1602, 10387), (1833, 9078), (1989, 8366), (2314, 7191), (2397, 6942), (3026, 5499), (3471, 4794), (3666, 4539), (3978, 4183)]