619913124

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{1187}}^1$

素因数の和:1449

約数の個数: 72

約数和(自身を含む): 1595674080

約数和(自身を除く): 975760956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 163, 178, 267, 326, 356, 489, 534, 652, 801, 978, 1068, 1187, 1467, 1602, 1956, 2374, 2934, 3204, 3561, 4748, 5868, 7122, 10683, 14244, 14507, 21366, 29014, 42732, 43521, 58028, 87042, 105643, 130563, 174084, 193481, 211286, 261126, 316929, 386962, 422572, 522252, 580443, 633858, 773924, 950787, 1160886, 1267716, 1741329, 1901574, 2321772, 3482658, 3803148, 6965316, 17219809, 34439618, 51659427, 68879236, 103318854, 154978281, 206637708, 309956562, 619913124]

約数ペア:

[(1, 619913124), (2, 309956562), (3, 206637708), (4, 154978281), (6, 103318854), (9, 68879236), (12, 51659427), (18, 34439618), (36, 17219809), (89, 6965316), (163, 3803148), (178, 3482658), (267, 2321772), (326, 1901574), (356, 1741329), (489, 1267716), (534, 1160886), (652, 950787), (801, 773924), (978, 633858), (1068, 580443), (1187, 522252), (1467, 422572), (1602, 386962), (1956, 316929), (2374, 261126), (2934, 211286), (3204, 193481), (3561, 174084), (4748, 130563), (5868, 105643), (7122, 87042), (10683, 58028), (14244, 43521), (14507, 42732), (21366, 29014)]