64826265

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{991}}^1$

素因数の和:1102

約数の個数: 48

約数和(自身を含む): 122135040

約数和(自身を除く): 57308775

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 89, 105, 147, 245, 267, 445, 623, 735, 991, 1335, 1869, 2973, 3115, 4361, 4955, 6937, 9345, 13083, 14865, 20811, 21805, 34685, 48559, 65415, 88199, 104055, 145677, 242795, 264597, 440995, 617393, 728385, 1322985, 1852179, 3086965, 4321751, 9260895, 12965253, 21608755, 64826265]

約数ペア:

[(1, 64826265), (3, 21608755), (5, 12965253), (7, 9260895), (15, 4321751), (21, 3086965), (35, 1852179), (49, 1322985), (89, 728385), (105, 617393), (147, 440995), (245, 264597), (267, 242795), (445, 145677), (623, 104055), (735, 88199), (991, 65415), (1335, 48559), (1869, 34685), (2973, 21805), (3115, 20811), (4361, 14865), (4955, 13083), (6937, 9345)]